21497430243

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{677}}^1\times {\mathrm{557087}}^1$

素因数の和:557786

約数の個数: 16

約数和(自身を含む): 30216453120

約数和(自身を除く): 8719022877

約数列:

[1, 3, 19, 57, 677, 2031, 12863, 38589, 557087, 1671261, 10584653, 31753959, 377147899, 1131443697, 7165810081, 21497430243]

約数ペア:

[(1, 21497430243), (3, 7165810081), (19, 1131443697), (57, 377147899), (677, 31753959), (2031, 10584653), (12863, 1671261), (38589, 557087)]