21027348

素因数分解:

$2^2\times 3^2\times {\mathrm{359}}^1\times {\mathrm{1627}}^1$

素因数の和:1996

約数の個数: 36

約数和(自身を含む): 53333280

約数和(自身を除く): 32305932

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 359, 718, 1077, 1436, 1627, 2154, 3231, 3254, 4308, 4881, 6462, 6508, 9762, 12924, 14643, 19524, 29286, 58572, 584093, 1168186, 1752279, 2336372, 3504558, 5256837, 7009116, 10513674, 21027348]

約数ペア:

[(1, 21027348), (2, 10513674), (3, 7009116), (4, 5256837), (6, 3504558), (9, 2336372), (12, 1752279), (18, 1168186), (36, 584093), (359, 58572), (718, 29286), (1077, 19524), (1436, 14643), (1627, 12924), (2154, 9762), (3231, 6508), (3254, 6462), (4308, 4881)]