21615078

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{156631}}^1$

素因数の和:156659

約数の個数: 16

約数和(自身を含む): 45110016

約数和(自身を除く): 23494938

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 156631, 313262, 469893, 939786, 3602513, 7205026, 10807539, 21615078]

約数ペア:

[(1, 21615078), (2, 10807539), (3, 7205026), (6, 3602513), (23, 939786), (46, 469893), (69, 313262), (138, 156631)]