21000688262

素因数分解:

$2^1\times {\mathrm{181}}^1\times {\mathrm{457}}^1\times {\mathrm{126943}}^1$

素因数の和:127583

約数の個数: 16

約数和(自身を含む): 31744632192

約数和(自身を除く): 10743943930

約数列:

[1, 2, 181, 362, 457, 914, 82717, 126943, 165434, 253886, 22976683, 45953366, 58012951, 116025902, 10500344131, 21000688262]

約数ペア:

[(1, 21000688262), (2, 10500344131), (181, 116025902), (362, 58012951), (457, 45953366), (914, 22976683), (82717, 253886), (126943, 165434)]