21992568

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{70489}}^1$

素因数の和:70511

約数の個数: 32

約数和(自身を含む): 59211600

約数和(自身を除く): 37219032

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 70489, 140978, 211467, 281956, 422934, 563912, 845868, 916357, 1691736, 1832714, 2749071, 3665428, 5498142, 7330856, 10996284, 21992568]

約数ペア:

[(1, 21992568), (2, 10996284), (3, 7330856), (4, 5498142), (6, 3665428), (8, 2749071), (12, 1832714), (13, 1691736), (24, 916357), (26, 845868), (39, 563912), (52, 422934), (78, 281956), (104, 211467), (156, 140978), (312, 70489)]