21493783920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{297533}}^1$

素因数の和:297599

約数の個数: 160

約数和(自身を含む): 77920584192

約数和(自身を除く): 56426800272

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 43, 48, 56, 60, 70, 80, 84, 86, 105, 112, 120, 129, 140, 168, 172, 210, 215, 240, 258, 280, 301, 336, 344, 420, 430, 516, 560, 602, 645, 688, 840, 860, 903, 1032, 1204, 1290, 1505, 1680, 1720, 1806, 2064, 2408, 2580, 3010, 3440, 3612, 4515, 4816, 5160, 6020, 7224, 9030, 10320, 12040, 14448, 18060, 24080, 36120, 72240, 297533, 595066, 892599, 1190132, 1487665, 1785198, 2082731, 2380264, 2975330, 3570396, 4165462, 4462995, 4760528, 5950660, 6248193, 7140792, 8330924, 8925990, 10413655, 11901320, 12496386, 12793919, 14281584, 16661848, 17851980, 20827310, 23802640, 24992772, 25587838, 31240965, 33323696, 35703960, 38381757, 41654620, 49985544, 51175676, 62481930, 63969595, 71407920, 76763514, 83309240, 89557433, 99971088, 102351352, 124963860, 127939190, 153527028, 166618480, 179114866, 191908785, 204702704, 249927720, 255878380, 268672299, 307054056, 358229732, 383817570, 447787165, 499855440, 511756760, 537344598, 614108112, 716459464, 767635140, 895574330, 1023513520, 1074689196, 1343361495, 1432918928, 1535270280, 1791148660, 2149378392, 2686722990, 3070540560, 3582297320, 4298756784, 5373445980, 7164594640, 10746891960, 21493783920]

約数ペア:

[(1, 21493783920), (2, 10746891960), (3, 7164594640), (4, 5373445980), (5, 4298756784), (6, 3582297320), (7, 3070540560), (8, 2686722990), (10, 2149378392), (12, 1791148660), (14, 1535270280), (15, 1432918928), (16, 1343361495), (20, 1074689196), (21, 1023513520), (24, 895574330), (28, 767635140), (30, 716459464), (35, 614108112), (40, 537344598), (42, 511756760), (43, 499855440), (48, 447787165), (56, 383817570), (60, 358229732), (70, 307054056), (80, 268672299), (84, 255878380), (86, 249927720), (105, 204702704), (112, 191908785), (120, 179114866), (129, 166618480), (140, 153527028), (168, 127939190), (172, 124963860), (210, 102351352), (215, 99971088), (240, 89557433), (258, 83309240), (280, 76763514), (301, 71407920), (336, 63969595), (344, 62481930), (420, 51175676), (430, 49985544), (516, 41654620), (560, 38381757), (602, 35703960), (645, 33323696), (688, 31240965), (840, 25587838), (860, 24992772), (903, 23802640), (1032, 20827310), (1204, 17851980), (1290, 16661848), (1505, 14281584), (1680, 12793919), (1720, 12496386), (1806, 11901320), (2064, 10413655), (2408, 8925990), (2580, 8330924), (3010, 7140792), (3440, 6248193), (3612, 5950660), (4515, 4760528), (4816, 4462995), (5160, 4165462), (6020, 3570396), (7224, 2975330), (9030, 2380264), (10320, 2082731), (12040, 1785198), (14448, 1487665), (18060, 1190132), (24080, 892599), (36120, 595066), (72240, 297533)]