21560398

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1\times {\mathrm{1481}}^1$

素因数の和:1763

約数の個数: 16

約数和(自身を含む): 33611760

約数和(自身を除く): 12051362

約数列:

[1, 2, 29, 58, 251, 502, 1481, 2962, 7279, 14558, 42949, 85898, 371731, 743462, 10780199, 21560398]

約数ペア:

[(1, 21560398), (2, 10780199), (29, 743462), (58, 371731), (251, 85898), (502, 42949), (1481, 14558), (2962, 7279)]