21653286

素因数分解:

$2^1\times 3^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1\times {\mathrm{293}}^1$

素因数の和:520

約数の個数: 32

約数和(自身を含む): 44241120

約数和(自身を除く): 22587834

約数列:

[1, 2, 3, 6, 109, 113, 218, 226, 293, 327, 339, 586, 654, 678, 879, 1758, 12317, 24634, 31937, 33109, 36951, 63874, 66218, 73902, 95811, 99327, 191622, 198654, 3608881, 7217762, 10826643, 21653286]

約数ペア:

[(1, 21653286), (2, 10826643), (3, 7217762), (6, 3608881), (109, 198654), (113, 191622), (218, 99327), (226, 95811), (293, 73902), (327, 66218), (339, 63874), (586, 36951), (654, 33109), (678, 31937), (879, 24634), (1758, 12317)]