21263566

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{2731}}^1$

素因数の和:2979

約数の個数: 16

約数和(自身を含む): 33931440

約数和(自身を除く): 12667874

約数列:

[1, 2, 17, 34, 229, 458, 2731, 3893, 5462, 7786, 46427, 92854, 625399, 1250798, 10631783, 21263566]

約数ペア:

[(1, 21263566), (2, 10631783), (17, 1250798), (34, 625399), (229, 92854), (458, 46427), (2731, 7786), (3893, 5462)]