21105702914

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{419}}^1\times {\mathrm{345011}}^1$

素因数の和:345505

約数の個数: 16

約数和(自身を含む): 32168918880

約数和(自身を除く): 11063215966

約数列:

[1, 2, 73, 146, 419, 838, 30587, 61174, 345011, 690022, 25185803, 50371606, 144559609, 289119218, 10552851457, 21105702914]

約数ペア:

[(1, 21105702914), (2, 10552851457), (73, 289119218), (146, 144559609), (419, 50371606), (838, 25185803), (30587, 690022), (61174, 345011)]