21325948

素因数分解:

$2^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{7541}}^1$

素因数の和:7653

約数の個数: 24

約数和(自身を含む): 43079904

約数和(自身を除く): 21753956

約数列:

[1, 2, 4, 7, 14, 28, 101, 202, 404, 707, 1414, 2828, 7541, 15082, 30164, 52787, 105574, 211148, 761641, 1523282, 3046564, 5331487, 10662974, 21325948]

約数ペア:

[(1, 21325948), (2, 10662974), (4, 5331487), (7, 3046564), (14, 1523282), (28, 761641), (101, 211148), (202, 105574), (404, 52787), (707, 30164), (1414, 15082), (2828, 7541)]