21287006

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{35597}}^1$

素因数の和:35635

約数の個数: 16

約数和(自身を含む): 35882784

約数和(自身を除く): 14595778

約数列:

[1, 2, 13, 23, 26, 46, 299, 598, 35597, 71194, 462761, 818731, 925522, 1637462, 10643503, 21287006]

約数ペア:

[(1, 21287006), (2, 10643503), (13, 1637462), (23, 925522), (26, 818731), (46, 462761), (299, 71194), (598, 35597)]