21892620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{3229}}^1$

素因数の和:3354

約数の個数: 48

約数和(自身を含む): 61860960

約数和(自身を除く): 39968340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 113, 226, 339, 452, 565, 678, 1130, 1356, 1695, 2260, 3229, 3390, 6458, 6780, 9687, 12916, 16145, 19374, 32290, 38748, 48435, 64580, 96870, 193740, 364877, 729754, 1094631, 1459508, 1824385, 2189262, 3648770, 4378524, 5473155, 7297540, 10946310, 21892620]

約数ペア:

[(1, 21892620), (2, 10946310), (3, 7297540), (4, 5473155), (5, 4378524), (6, 3648770), (10, 2189262), (12, 1824385), (15, 1459508), (20, 1094631), (30, 729754), (60, 364877), (113, 193740), (226, 96870), (339, 64580), (452, 48435), (565, 38748), (678, 32290), (1130, 19374), (1356, 16145), (1695, 12916), (2260, 9687), (3229, 6780), (3390, 6458)]