21754512

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{11621}}^1$

素因数の和:11648

約数の個数: 60

約数和(自身を含む): 65571324

約数和(自身を除く): 43816812

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 11621, 23242, 34863, 46484, 69726, 92968, 104589, 139452, 151073, 185936, 209178, 278904, 302146, 418356, 453219, 557808, 604292, 836712, 906438, 1208584, 1359657, 1673424, 1812876, 2417168, 2719314, 3625752, 5438628, 7251504, 10877256, 21754512]

約数ペア:

[(1, 21754512), (2, 10877256), (3, 7251504), (4, 5438628), (6, 3625752), (8, 2719314), (9, 2417168), (12, 1812876), (13, 1673424), (16, 1359657), (18, 1208584), (24, 906438), (26, 836712), (36, 604292), (39, 557808), (48, 453219), (52, 418356), (72, 302146), (78, 278904), (104, 209178), (117, 185936), (144, 151073), (156, 139452), (208, 104589), (234, 92968), (312, 69726), (468, 46484), (624, 34863), (936, 23242), (1872, 11621)]