21231016

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{91513}}^1$

素因数の和:91548

約数の個数: 16

約数和(自身を含む): 41181300

約数和(自身を除く): 19950284

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 91513, 183026, 366052, 732104, 2653877, 5307754, 10615508, 21231016]

約数ペア:

[(1, 21231016), (2, 10615508), (4, 5307754), (8, 2653877), (29, 732104), (58, 366052), (116, 183026), (232, 91513)]