21158200

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{127}}^1$

素因数の和:174

約数の個数: 144

約数和(自身を含む): 61067520

約数和(自身を除く): 39909320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 25, 28, 34, 35, 40, 49, 50, 56, 68, 70, 85, 98, 100, 119, 127, 136, 140, 170, 175, 196, 200, 238, 245, 254, 280, 340, 350, 392, 425, 476, 490, 508, 595, 635, 680, 700, 833, 850, 889, 952, 980, 1016, 1190, 1225, 1270, 1400, 1666, 1700, 1778, 1960, 2159, 2380, 2450, 2540, 2975, 3175, 3332, 3400, 3556, 4165, 4318, 4445, 4760, 4900, 5080, 5950, 6223, 6350, 6664, 7112, 8330, 8636, 8890, 9800, 10795, 11900, 12446, 12700, 15113, 16660, 17272, 17780, 20825, 21590, 22225, 23800, 24892, 25400, 30226, 31115, 33320, 35560, 41650, 43180, 44450, 49784, 53975, 60452, 62230, 75565, 83300, 86360, 88900, 105791, 107950, 120904, 124460, 151130, 155575, 166600, 177800, 211582, 215900, 248920, 302260, 311150, 377825, 423164, 431800, 528955, 604520, 622300, 755650, 846328, 1057910, 1244600, 1511300, 2115820, 2644775, 3022600, 4231640, 5289550, 10579100, 21158200]

約数ペア:

[(1, 21158200), (2, 10579100), (4, 5289550), (5, 4231640), (7, 3022600), (8, 2644775), (10, 2115820), (14, 1511300), (17, 1244600), (20, 1057910), (25, 846328), (28, 755650), (34, 622300), (35, 604520), (40, 528955), (49, 431800), (50, 423164), (56, 377825), (68, 311150), (70, 302260), (85, 248920), (98, 215900), (100, 211582), (119, 177800), (127, 166600), (136, 155575), (140, 151130), (170, 124460), (175, 120904), (196, 107950), (200, 105791), (238, 88900), (245, 86360), (254, 83300), (280, 75565), (340, 62230), (350, 60452), (392, 53975), (425, 49784), (476, 44450), (490, 43180), (508, 41650), (595, 35560), (635, 33320), (680, 31115), (700, 30226), (833, 25400), (850, 24892), (889, 23800), (952, 22225), (980, 21590), (1016, 20825), (1190, 17780), (1225, 17272), (1270, 16660), (1400, 15113), (1666, 12700), (1700, 12446), (1778, 11900), (1960, 10795), (2159, 9800), (2380, 8890), (2450, 8636), (2540, 8330), (2975, 7112), (3175, 6664), (3332, 6350), (3400, 6223), (3556, 5950), (4165, 5080), (4318, 4900), (4445, 4760)]