21896406

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{19309}}^1$

素因数の和:19330

約数の個数: 40

約数和(自身を含む): 56076240

約数和(自身を除く): 34179834

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 1134, 19309, 38618, 57927, 115854, 135163, 173781, 270326, 347562, 405489, 521343, 810978, 1042686, 1216467, 1564029, 2432934, 3128058, 3649401, 7298802, 10948203, 21896406]

約数ペア:

[(1, 21896406), (2, 10948203), (3, 7298802), (6, 3649401), (7, 3128058), (9, 2432934), (14, 1564029), (18, 1216467), (21, 1042686), (27, 810978), (42, 521343), (54, 405489), (63, 347562), (81, 270326), (126, 173781), (162, 135163), (189, 115854), (378, 57927), (567, 38618), (1134, 19309)]