21496329

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{919}}^1$

素因数の和:1061

約数の個数: 24

約数和(自身を含む): 32722560

約数和(自身を除く): 11226231

約数列:

[1, 3, 9, 23, 69, 113, 207, 339, 919, 1017, 2599, 2757, 7797, 8271, 21137, 23391, 63411, 103847, 190233, 311541, 934623, 2388481, 7165443, 21496329]

約数ペア:

[(1, 21496329), (3, 7165443), (9, 2388481), (23, 934623), (69, 311541), (113, 190233), (207, 103847), (339, 63411), (919, 23391), (1017, 21137), (2599, 8271), (2757, 7797)]