21680532

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{19427}}^1$

素因数の和:19468

約数の個数: 36

約数和(自身を含む): 56574336

約数和(自身を除く): 34893804

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 279, 372, 558, 1116, 19427, 38854, 58281, 77708, 116562, 174843, 233124, 349686, 602237, 699372, 1204474, 1806711, 2408948, 3613422, 5420133, 7226844, 10840266, 21680532]

約数ペア:

[(1, 21680532), (2, 10840266), (3, 7226844), (4, 5420133), (6, 3613422), (9, 2408948), (12, 1806711), (18, 1204474), (31, 699372), (36, 602237), (62, 349686), (93, 233124), (124, 174843), (186, 116562), (279, 77708), (372, 58281), (558, 38854), (1116, 19427)]