21328200

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{17}}^2\times {\mathrm{41}}^1$

素因数の和:97

約数の個数: 216

約数和(自身を含む): 77944230

約数和(自身を除く): 56616030

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 25, 30, 34, 36, 40, 41, 45, 50, 51, 60, 68, 72, 75, 82, 85, 90, 100, 102, 120, 123, 136, 150, 153, 164, 170, 180, 200, 204, 205, 225, 246, 255, 289, 300, 306, 328, 340, 360, 369, 408, 410, 425, 450, 492, 510, 578, 600, 612, 615, 680, 697, 738, 765, 820, 850, 867, 900, 984, 1020, 1025, 1156, 1224, 1230, 1275, 1394, 1445, 1476, 1530, 1640, 1700, 1734, 1800, 1845, 2040, 2050, 2091, 2312, 2460, 2550, 2601, 2788, 2890, 2952, 3060, 3075, 3400, 3468, 3485, 3690, 3825, 4100, 4182, 4335, 4920, 5100, 5202, 5576, 5780, 6120, 6150, 6273, 6936, 6970, 7225, 7380, 7650, 8200, 8364, 8670, 9225, 10200, 10404, 10455, 11560, 11849, 12300, 12546, 13005, 13940, 14450, 14760, 15300, 16728, 17340, 17425, 18450, 20808, 20910, 21675, 23698, 24600, 25092, 26010, 27880, 28900, 30600, 31365, 34680, 34850, 35547, 36900, 41820, 43350, 47396, 50184, 52020, 52275, 57800, 59245, 62730, 65025, 69700, 71094, 73800, 83640, 86700, 94792, 104040, 104550, 106641, 118490, 125460, 130050, 139400, 142188, 156825, 173400, 177735, 209100, 213282, 236980, 250920, 260100, 284376, 296225, 313650, 355470, 418200, 426564, 473960, 520200, 533205, 592450, 627300, 710940, 853128, 888675, 1066410, 1184900, 1254600, 1421880, 1777350, 2132820, 2369800, 2666025, 3554700, 4265640, 5332050, 7109400, 10664100, 21328200]

約数ペア:

[(1, 21328200), (2, 10664100), (3, 7109400), (4, 5332050), (5, 4265640), (6, 3554700), (8, 2666025), (9, 2369800), (10, 2132820), (12, 1777350), (15, 1421880), (17, 1254600), (18, 1184900), (20, 1066410), (24, 888675), (25, 853128), (30, 710940), (34, 627300), (36, 592450), (40, 533205), (41, 520200), (45, 473960), (50, 426564), (51, 418200), (60, 355470), (68, 313650), (72, 296225), (75, 284376), (82, 260100), (85, 250920), (90, 236980), (100, 213282), (102, 209100), (120, 177735), (123, 173400), (136, 156825), (150, 142188), (153, 139400), (164, 130050), (170, 125460), (180, 118490), (200, 106641), (204, 104550), (205, 104040), (225, 94792), (246, 86700), (255, 83640), (289, 73800), (300, 71094), (306, 69700), (328, 65025), (340, 62730), (360, 59245), (369, 57800), (408, 52275), (410, 52020), (425, 50184), (450, 47396), (492, 43350), (510, 41820), (578, 36900), (600, 35547), (612, 34850), (615, 34680), (680, 31365), (697, 30600), (738, 28900), (765, 27880), (820, 26010), (850, 25092), (867, 24600), (900, 23698), (984, 21675), (1020, 20910), (1025, 20808), (1156, 18450), (1224, 17425), (1230, 17340), (1275, 16728), (1394, 15300), (1445, 14760), (1476, 14450), (1530, 13940), (1640, 13005), (1700, 12546), (1734, 12300), (1800, 11849), (1845, 11560), (2040, 10455), (2050, 10404), (2091, 10200), (2312, 9225), (2460, 8670), (2550, 8364), (2601, 8200), (2788, 7650), (2890, 7380), (2952, 7225), (3060, 6970), (3075, 6936), (3400, 6273), (3468, 6150), (3485, 6120), (3690, 5780), (3825, 5576), (4100, 5202), (4182, 5100), (4335, 4920)]