21646207

素因数分解:

${\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{347}}^1$

素因数の和:518

約数の個数: 16

約数和(自身を含む): 24354432

約数和(自身を除く): 2708225

約数列:

[1, 11, 53, 107, 347, 583, 1177, 3817, 5671, 18391, 37129, 62381, 202301, 408419, 1967837, 21646207]

約数ペア:

[(1, 21646207), (11, 1967837), (53, 408419), (107, 202301), (347, 62381), (583, 37129), (1177, 18391), (3817, 5671)]