21000655188

素因数分解:

$2^2\times 3^4\times {\mathrm{8009}}^1\times {\mathrm{8093}}^1$

素因数の和:16118

約数の個数: 60

約数和(自身を含む): 54913500180

約数和(自身を除く): 33912844992

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 8009, 8093, 16018, 16186, 24027, 24279, 32036, 32372, 48054, 48558, 72081, 72837, 96108, 97116, 144162, 145674, 216243, 218511, 288324, 291348, 432486, 437022, 648729, 655533, 864972, 874044, 1297458, 1311066, 2594916, 2622132, 64816837, 129633674, 194450511, 259267348, 388901022, 583351533, 777802044, 1166703066, 1750054599, 2333406132, 3500109198, 5250163797, 7000218396, 10500327594, 21000655188]

約数ペア:

[(1, 21000655188), (2, 10500327594), (3, 7000218396), (4, 5250163797), (6, 3500109198), (9, 2333406132), (12, 1750054599), (18, 1166703066), (27, 777802044), (36, 583351533), (54, 388901022), (81, 259267348), (108, 194450511), (162, 129633674), (324, 64816837), (8009, 2622132), (8093, 2594916), (16018, 1311066), (16186, 1297458), (24027, 874044), (24279, 864972), (32036, 655533), (32372, 648729), (48054, 437022), (48558, 432486), (72081, 291348), (72837, 288324), (96108, 218511), (97116, 216243), (144162, 145674)]