2021643428

素因数分解:

$2^2\times 7^1\times {\mathrm{431}}^1\times {\mathrm{167521}}^1$

素因数の和:167963

約数の個数: 24

約数和(自身を含む): 4052692224

約数和(自身を除く): 2031048796

約数列:

[1, 2, 4, 7, 14, 28, 431, 862, 1724, 3017, 6034, 12068, 167521, 335042, 670084, 1172647, 2345294, 4690588, 72201551, 144403102, 288806204, 505410857, 1010821714, 2021643428]

約数ペア:

[(1, 2021643428), (2, 1010821714), (4, 505410857), (7, 288806204), (14, 144403102), (28, 72201551), (431, 4690588), (862, 2345294), (1724, 1172647), (3017, 670084), (6034, 335042), (12068, 167521)]