21696687

素因数分解:

$3^3\times {\mathrm{89}}^1\times {\mathrm{9029}}^1$

素因数の和:9127

約数の個数: 16

約数和(自身を含む): 32508000

約数和(自身を除く): 10811313

約数列:

[1, 3, 9, 27, 89, 267, 801, 2403, 9029, 27087, 81261, 243783, 803581, 2410743, 7232229, 21696687]

約数ペア:

[(1, 21696687), (3, 7232229), (9, 2410743), (27, 803581), (89, 243783), (267, 81261), (801, 27087), (2403, 9029)]