21322353

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{6143}}^1$

素因数の和:6248

約数の個数: 16

約数和(自身を含む): 30965760

約数和(自身を除く): 9643407

約数列:

[1, 3, 13, 39, 89, 267, 1157, 3471, 6143, 18429, 79859, 239577, 546727, 1640181, 7107451, 21322353]

約数ペア:

[(1, 21322353), (3, 7107451), (13, 1640181), (39, 546727), (89, 239577), (267, 79859), (1157, 18429), (3471, 6143)]