21076294

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{2357}}^1$

素因数の和:2639

約数の個数: 16

約数和(自身を含む): 33615648

約数和(自身を除く): 12539354

約数列:

[1, 2, 17, 34, 263, 526, 2357, 4471, 4714, 8942, 40069, 80138, 619891, 1239782, 10538147, 21076294]

約数ペア:

[(1, 21076294), (2, 10538147), (17, 1239782), (34, 619891), (263, 80138), (526, 40069), (2357, 8942), (4471, 4714)]