21231601920

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{108413}}^1$

素因数の和:108457

約数の個数: 216

約数和(自身を含む): 77780973816

約数和(自身を除く): 56549371896

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 64, 68, 72, 80, 85, 90, 96, 102, 120, 128, 136, 144, 153, 160, 170, 180, 192, 204, 240, 255, 256, 272, 288, 306, 320, 340, 360, 384, 408, 480, 510, 544, 576, 612, 640, 680, 720, 765, 768, 816, 960, 1020, 1088, 1152, 1224, 1280, 1360, 1440, 1530, 1632, 1920, 2040, 2176, 2304, 2448, 2720, 2880, 3060, 3264, 3840, 4080, 4352, 4896, 5440, 5760, 6120, 6528, 8160, 9792, 10880, 11520, 12240, 13056, 16320, 19584, 21760, 24480, 32640, 39168, 48960, 65280, 97920, 108413, 195840, 216826, 325239, 433652, 542065, 650478, 867304, 975717, 1084130, 1300956, 1626195, 1734608, 1843021, 1951434, 2168260, 2601912, 3252390, 3469216, 3686042, 3902868, 4336520, 4878585, 5203824, 5529063, 6504780, 6938432, 7372084, 7805736, 8673040, 9215105, 9757170, 10407648, 11058126, 13009560, 13876864, 14744168, 15611472, 16587189, 17346080, 18430210, 19514340, 20815296, 22116252, 26019120, 27645315, 27753728, 29488336, 31222944, 33174378, 34692160, 36860420, 39028680, 41630592, 44232504, 52038240, 55290630, 58976672, 62445888, 66348756, 69384320, 73720840, 78057360, 82935945, 83261184, 88465008, 104076480, 110581260, 117953344, 124891776, 132697512, 138768640, 147441680, 156114720, 165871890, 176930016, 208152960, 221162520, 235906688, 249783552, 265395024, 294883360, 312229440, 331743780, 353860032, 416305920, 442325040, 471813376, 530790048, 589766720, 624458880, 663487560, 707720064, 884650080, 1061580096, 1179533440, 1248917760, 1326975120, 1415440128, 1769300160, 2123160192, 2359066880, 2653950240, 3538600320, 4246320384, 5307900480, 7077200640, 10615800960, 21231601920]

約数ペア:

[(1, 21231601920), (2, 10615800960), (3, 7077200640), (4, 5307900480), (5, 4246320384), (6, 3538600320), (8, 2653950240), (9, 2359066880), (10, 2123160192), (12, 1769300160), (15, 1415440128), (16, 1326975120), (17, 1248917760), (18, 1179533440), (20, 1061580096), (24, 884650080), (30, 707720064), (32, 663487560), (34, 624458880), (36, 589766720), (40, 530790048), (45, 471813376), (48, 442325040), (51, 416305920), (60, 353860032), (64, 331743780), (68, 312229440), (72, 294883360), (80, 265395024), (85, 249783552), (90, 235906688), (96, 221162520), (102, 208152960), (120, 176930016), (128, 165871890), (136, 156114720), (144, 147441680), (153, 138768640), (160, 132697512), (170, 124891776), (180, 117953344), (192, 110581260), (204, 104076480), (240, 88465008), (255, 83261184), (256, 82935945), (272, 78057360), (288, 73720840), (306, 69384320), (320, 66348756), (340, 62445888), (360, 58976672), (384, 55290630), (408, 52038240), (480, 44232504), (510, 41630592), (544, 39028680), (576, 36860420), (612, 34692160), (640, 33174378), (680, 31222944), (720, 29488336), (765, 27753728), (768, 27645315), (816, 26019120), (960, 22116252), (1020, 20815296), (1088, 19514340), (1152, 18430210), (1224, 17346080), (1280, 16587189), (1360, 15611472), (1440, 14744168), (1530, 13876864), (1632, 13009560), (1920, 11058126), (2040, 10407648), (2176, 9757170), (2304, 9215105), (2448, 8673040), (2720, 7805736), (2880, 7372084), (3060, 6938432), (3264, 6504780), (3840, 5529063), (4080, 5203824), (4352, 4878585), (4896, 4336520), (5440, 3902868), (5760, 3686042), (6120, 3469216), (6528, 3252390), (8160, 2601912), (9792, 2168260), (10880, 1951434), (11520, 1843021), (12240, 1734608), (13056, 1626195), (16320, 1300956), (19584, 1084130), (21760, 975717), (24480, 867304), (32640, 650478), (39168, 542065), (48960, 433652), (65280, 325239), (97920, 216826), (108413, 195840)]