21134531715

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{128088071}}^1$

素因数の和:128088090

約数の個数: 16

約数和(自身を含む): 36889364736

約数和(自身を除く): 15754833021

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 128088071, 384264213, 640440355, 1408968781, 1921321065, 4226906343, 7044843905, 21134531715]

約数ペア:

[(1, 21134531715), (3, 7044843905), (5, 4226906343), (11, 1921321065), (15, 1408968781), (33, 640440355), (55, 384264213), (165, 128088071)]