21555627

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{1013}}^1$

素因数の和:1230

約数の個数: 16

約数和(自身を含む): 29641248

約数和(自身を除く): 8085621

約数列:

[1, 3, 41, 123, 173, 519, 1013, 3039, 7093, 21279, 41533, 124599, 175249, 525747, 7185209, 21555627]

約数ペア:

[(1, 21555627), (3, 7185209), (41, 525747), (123, 175249), (173, 124599), (519, 41533), (1013, 21279), (3039, 7093)]