21295404

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{45503}}^1$

素因数の和:45526

約数の個数: 36

約数和(自身を含む): 57972096

約数和(自身を除く): 36676692

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 45503, 91006, 136509, 182012, 273018, 409527, 546036, 591539, 819054, 1183078, 1638108, 1774617, 2366156, 3549234, 5323851, 7098468, 10647702, 21295404]

約数ペア:

[(1, 21295404), (2, 10647702), (3, 7098468), (4, 5323851), (6, 3549234), (9, 2366156), (12, 1774617), (13, 1638108), (18, 1183078), (26, 819054), (36, 591539), (39, 546036), (52, 409527), (78, 273018), (117, 182012), (156, 136509), (234, 91006), (468, 45503)]