21701292

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{25471}}^1$

素因数の和:25549

約数の個数: 24

約数和(自身を含む): 51351552

約数和(自身を除く): 29650260

約数列:

[1, 2, 3, 4, 6, 12, 71, 142, 213, 284, 426, 852, 25471, 50942, 76413, 101884, 152826, 305652, 1808441, 3616882, 5425323, 7233764, 10850646, 21701292]

約数ペア:

[(1, 21701292), (2, 10850646), (3, 7233764), (4, 5425323), (6, 3616882), (12, 1808441), (71, 305652), (142, 152826), (213, 101884), (284, 76413), (426, 50942), (852, 25471)]