21492952019

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1093}}^1\times {\mathrm{13441}}^1$

素因数の和:14571

約数の個数: 32

約数和(自身を含む): 28234652160

約数和(自身を除く): 6741700141

約数列:

[1, 7, 11, 19, 77, 133, 209, 1093, 1463, 7651, 12023, 13441, 20767, 84161, 94087, 145369, 147851, 228437, 255379, 1034957, 1599059, 1787653, 2809169, 14691013, 19664183, 102837091, 161601143, 279129247, 1131208001, 1953904729, 3070421717, 21492952019]

約数ペア:

[(1, 21492952019), (7, 3070421717), (11, 1953904729), (19, 1131208001), (77, 279129247), (133, 161601143), (209, 102837091), (1093, 19664183), (1463, 14691013), (7651, 2809169), (12023, 1787653), (13441, 1599059), (20767, 1034957), (84161, 255379), (94087, 228437), (145369, 147851)]