21910808

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{937}}^1$

素因数の和:1059

約数の個数: 32

約数和(自身を含む): 42772800

約数和(自身を除く): 20861992

約数列:

[1, 2, 4, 8, 37, 74, 79, 148, 158, 296, 316, 632, 937, 1874, 2923, 3748, 5846, 7496, 11692, 23384, 34669, 69338, 74023, 138676, 148046, 277352, 296092, 592184, 2738851, 5477702, 10955404, 21910808]

約数ペア:

[(1, 21910808), (2, 10955404), (4, 5477702), (8, 2738851), (37, 592184), (74, 296092), (79, 277352), (148, 148046), (158, 138676), (296, 74023), (316, 69338), (632, 34669), (937, 23384), (1874, 11692), (2923, 7496), (3748, 5846)]