21100502079

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{252341}}^1$

素因数の和:252532

約数の個数: 32

約数和(自身を含む): 33107270400

約数和(自身を除く): 12006768321

約数列:

[1, 3, 9, 19, 27, 57, 163, 171, 489, 513, 1467, 3097, 4401, 9291, 27873, 83619, 252341, 757023, 2271069, 4794479, 6813207, 14383437, 41131583, 43150311, 123394749, 129450933, 370184247, 781500077, 1110552741, 2344500231, 7033500693, 21100502079]

約数ペア:

[(1, 21100502079), (3, 7033500693), (9, 2344500231), (19, 1110552741), (27, 781500077), (57, 370184247), (163, 129450933), (171, 123394749), (489, 43150311), (513, 41131583), (1467, 14383437), (3097, 6813207), (4401, 4794479), (9291, 2271069), (27873, 757023), (83619, 252341)]