21885873

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{2333}}^1$

素因数の和:2448

約数の個数: 16

約数和(自身を含む): 30248640

約数和(自身を除く): 8362767

約数列:

[1, 3, 53, 59, 159, 177, 2333, 3127, 6999, 9381, 123649, 137647, 370947, 412941, 7295291, 21885873]

約数ペア:

[(1, 21885873), (3, 7295291), (53, 412941), (59, 370947), (159, 137647), (177, 123649), (2333, 9381), (3127, 6999)]