21229126860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{863}}^1\times {\mathrm{409987}}^1$

素因数の和:410862

約数の個数: 48

約数和(自身を含む): 59510578176

約数和(自身を除く): 38281451316

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 863, 1726, 2589, 3452, 4315, 5178, 8630, 10356, 12945, 17260, 25890, 51780, 409987, 819974, 1229961, 1639948, 2049935, 2459922, 4099870, 4919844, 6149805, 8199740, 12299610, 24599220, 353818781, 707637562, 1061456343, 1415275124, 1769093905, 2122912686, 3538187810, 4245825372, 5307281715, 7076375620, 10614563430, 21229126860]

約数ペア:

[(1, 21229126860), (2, 10614563430), (3, 7076375620), (4, 5307281715), (5, 4245825372), (6, 3538187810), (10, 2122912686), (12, 1769093905), (15, 1415275124), (20, 1061456343), (30, 707637562), (60, 353818781), (863, 24599220), (1726, 12299610), (2589, 8199740), (3452, 6149805), (4315, 4919844), (5178, 4099870), (8630, 2459922), (10356, 2049935), (12945, 1639948), (17260, 1229961), (25890, 819974), (51780, 409987)]