21715824

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^2\times {\mathrm{2677}}^1$

素因数の和:2714

約数の個数: 60

約数和(自身を含む): 60769176

約数和(自身を除く): 39053352

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 169, 208, 312, 338, 507, 624, 676, 1014, 1352, 2028, 2677, 2704, 4056, 5354, 8031, 8112, 10708, 16062, 21416, 32124, 34801, 42832, 64248, 69602, 104403, 128496, 139204, 208806, 278408, 417612, 452413, 556816, 835224, 904826, 1357239, 1670448, 1809652, 2714478, 3619304, 5428956, 7238608, 10857912, 21715824]

約数ペア:

[(1, 21715824), (2, 10857912), (3, 7238608), (4, 5428956), (6, 3619304), (8, 2714478), (12, 1809652), (13, 1670448), (16, 1357239), (24, 904826), (26, 835224), (39, 556816), (48, 452413), (52, 417612), (78, 278408), (104, 208806), (156, 139204), (169, 128496), (208, 104403), (312, 69602), (338, 64248), (507, 42832), (624, 34801), (676, 32124), (1014, 21416), (1352, 16062), (2028, 10708), (2677, 8112), (2704, 8031), (4056, 5354)]