21840624

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^1\times {\mathrm{3889}}^1$

素因数の和:3919

約数の個数: 80

約数和(自身を含む): 67530400

約数和(自身を除く): 45689776

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 104, 108, 117, 144, 156, 208, 216, 234, 312, 351, 432, 468, 624, 702, 936, 1404, 1872, 2808, 3889, 5616, 7778, 11667, 15556, 23334, 31112, 35001, 46668, 50557, 62224, 70002, 93336, 101114, 105003, 140004, 151671, 186672, 202228, 210006, 280008, 303342, 404456, 420012, 455013, 560016, 606684, 808912, 840024, 910026, 1213368, 1365039, 1680048, 1820052, 2426736, 2730078, 3640104, 5460156, 7280208, 10920312, 21840624]

約数ペア:

[(1, 21840624), (2, 10920312), (3, 7280208), (4, 5460156), (6, 3640104), (8, 2730078), (9, 2426736), (12, 1820052), (13, 1680048), (16, 1365039), (18, 1213368), (24, 910026), (26, 840024), (27, 808912), (36, 606684), (39, 560016), (48, 455013), (52, 420012), (54, 404456), (72, 303342), (78, 280008), (104, 210006), (108, 202228), (117, 186672), (144, 151671), (156, 140004), (208, 105003), (216, 101114), (234, 93336), (312, 70002), (351, 62224), (432, 50557), (468, 46668), (624, 35001), (702, 31112), (936, 23334), (1404, 15556), (1872, 11667), (2808, 7778), (3889, 5616)]