21479071107

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{307}}^1\times {\mathrm{105527}}^1$

素因数の和:105867

約数の個数: 32

約数和(自身を含む): 32762644992

約数和(自身を除く): 11283573885

約数列:

[1, 3, 13, 17, 39, 51, 221, 307, 663, 921, 3991, 5219, 11973, 15657, 67847, 105527, 203541, 316581, 1371851, 1793959, 4115553, 5381877, 23321467, 32396789, 69964401, 97190367, 421158257, 550745413, 1263474771, 1652236239, 7159690369, 21479071107]

約数ペア:

[(1, 21479071107), (3, 7159690369), (13, 1652236239), (17, 1263474771), (39, 550745413), (51, 421158257), (221, 97190367), (307, 69964401), (663, 32396789), (921, 23321467), (3991, 5381877), (5219, 4115553), (11973, 1793959), (15657, 1371851), (67847, 316581), (105527, 203541)]