21296200

素因数分解:

$2^3\times 5^2\times {\mathrm{233}}^1\times {\mathrm{457}}^1$

素因数の和:706

約数の個数: 48

約数和(自身を含む): 49834980

約数和(自身を除く): 28538780

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 233, 457, 466, 914, 932, 1165, 1828, 1864, 2285, 2330, 3656, 4570, 4660, 5825, 9140, 9320, 11425, 11650, 18280, 22850, 23300, 45700, 46600, 91400, 106481, 212962, 425924, 532405, 851848, 1064810, 2129620, 2662025, 4259240, 5324050, 10648100, 21296200]

約数ペア:

[(1, 21296200), (2, 10648100), (4, 5324050), (5, 4259240), (8, 2662025), (10, 2129620), (20, 1064810), (25, 851848), (40, 532405), (50, 425924), (100, 212962), (200, 106481), (233, 91400), (457, 46600), (466, 45700), (914, 23300), (932, 22850), (1165, 18280), (1828, 11650), (1864, 11425), (2285, 9320), (2330, 9140), (3656, 5825), (4570, 4660)]