21717635

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{1487}}^1$

素因数の和:1642

約数の個数: 16

約数和(自身を含む): 27426816

約数和(自身を除く): 5709181

約数列:

[1, 5, 23, 115, 127, 635, 1487, 2921, 7435, 14605, 34201, 171005, 188849, 944245, 4343527, 21717635]

約数ペア:

[(1, 21717635), (5, 4343527), (23, 944245), (115, 188849), (127, 171005), (635, 34201), (1487, 14605), (2921, 7435)]