21074584

素因数分解:

$2^3\times {\mathrm{971}}^1\times {\mathrm{2713}}^1$

素因数の和:3690

約数の個数: 16

約数和(自身を含む): 39570120

約数和(自身を除く): 18495536

約数列:

[1, 2, 4, 8, 971, 1942, 2713, 3884, 5426, 7768, 10852, 21704, 2634323, 5268646, 10537292, 21074584]

約数ペア:

[(1, 21074584), (2, 10537292), (4, 5268646), (8, 2634323), (971, 21704), (1942, 10852), (2713, 7768), (3884, 5426)]