21180973

素因数分解:

${\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{773}}^1$

素因数の和:884

約数の個数: 16

約数和(自身を含む): 24074496

約数和(自身を除く): 2893523

約数列:

[1, 11, 47, 53, 517, 583, 773, 2491, 8503, 27401, 36331, 40969, 399641, 450659, 1925543, 21180973]

約数ペア:

[(1, 21180973), (11, 1925543), (47, 450659), (53, 399641), (517, 40969), (583, 36331), (773, 27401), (2491, 8503)]