21306348

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{28183}}^1$

素因数の和:28203

約数の個数: 48

約数和(自身を含む): 63132160

約数和(自身を除く): 41825812

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 28183, 56366, 84549, 112732, 169098, 197281, 253647, 338196, 394562, 507294, 591843, 760941, 789124, 1014588, 1183686, 1521882, 1775529, 2367372, 3043764, 3551058, 5326587, 7102116, 10653174, 21306348]

約数ペア:

[(1, 21306348), (2, 10653174), (3, 7102116), (4, 5326587), (6, 3551058), (7, 3043764), (9, 2367372), (12, 1775529), (14, 1521882), (18, 1183686), (21, 1014588), (27, 789124), (28, 760941), (36, 591843), (42, 507294), (54, 394562), (63, 338196), (84, 253647), (108, 197281), (126, 169098), (189, 112732), (252, 84549), (378, 56366), (756, 28183)]