21182868

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{84059}}^1$

素因数の和:84076

約数の個数: 36

約数和(自身を含む): 61195680

約数和(自身を除く): 40012812

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 84059, 168118, 252177, 336236, 504354, 588413, 756531, 1008708, 1176826, 1513062, 1765239, 2353652, 3026124, 3530478, 5295717, 7060956, 10591434, 21182868]

約数ペア:

[(1, 21182868), (2, 10591434), (3, 7060956), (4, 5295717), (6, 3530478), (7, 3026124), (9, 2353652), (12, 1765239), (14, 1513062), (18, 1176826), (21, 1008708), (28, 756531), (36, 588413), (42, 504354), (63, 336236), (84, 252177), (126, 168118), (252, 84059)]