21086468730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{953}}^1\times {\mathrm{245849}}^1$

素因数の和:246815

約数の個数: 48

約数和(自身を含む): 54882570600

約数和(自身を除く): 33796101870

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 953, 1906, 2859, 4765, 5718, 8577, 9530, 14295, 17154, 28590, 42885, 85770, 245849, 491698, 737547, 1229245, 1475094, 2212641, 2458490, 3687735, 4425282, 7375470, 11063205, 22126410, 234294097, 468588194, 702882291, 1171470485, 1405764582, 2108646873, 2342940970, 3514411455, 4217293746, 7028822910, 10543234365, 21086468730]

約数ペア:

[(1, 21086468730), (2, 10543234365), (3, 7028822910), (5, 4217293746), (6, 3514411455), (9, 2342940970), (10, 2108646873), (15, 1405764582), (18, 1171470485), (30, 702882291), (45, 468588194), (90, 234294097), (953, 22126410), (1906, 11063205), (2859, 7375470), (4765, 4425282), (5718, 3687735), (8577, 2458490), (9530, 2212641), (14295, 1475094), (17154, 1229245), (28590, 737547), (42885, 491698), (85770, 245849)]