21129066

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{55897}}^1$

素因数の和:55915

約数の個数: 32

約数和(自身を含む): 53662080

約数和(自身を除く): 32533014

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 55897, 111794, 167691, 335382, 391279, 503073, 782558, 1006146, 1173837, 1509219, 2347674, 3018438, 3521511, 7043022, 10564533, 21129066]

約数ペア:

[(1, 21129066), (2, 10564533), (3, 7043022), (6, 3521511), (7, 3018438), (9, 2347674), (14, 1509219), (18, 1173837), (21, 1006146), (27, 782558), (42, 503073), (54, 391279), (63, 335382), (126, 167691), (189, 111794), (378, 55897)]