21306768

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{9059}}^1$

素因数の和:9084

約数の個数: 60

約数和(自身を含む): 64036080

約数和(自身を除く): 42729312

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 49, 56, 84, 98, 112, 147, 168, 196, 294, 336, 392, 588, 784, 1176, 2352, 9059, 18118, 27177, 36236, 54354, 63413, 72472, 108708, 126826, 144944, 190239, 217416, 253652, 380478, 434832, 443891, 507304, 760956, 887782, 1014608, 1331673, 1521912, 1775564, 2663346, 3043824, 3551128, 5326692, 7102256, 10653384, 21306768]

約数ペア:

[(1, 21306768), (2, 10653384), (3, 7102256), (4, 5326692), (6, 3551128), (7, 3043824), (8, 2663346), (12, 1775564), (14, 1521912), (16, 1331673), (21, 1014608), (24, 887782), (28, 760956), (42, 507304), (48, 443891), (49, 434832), (56, 380478), (84, 253652), (98, 217416), (112, 190239), (147, 144944), (168, 126826), (196, 108708), (294, 72472), (336, 63413), (392, 54354), (588, 36236), (784, 27177), (1176, 18118), (2352, 9059)]