21556034

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{431}}^1\times {\mathrm{1471}}^1$

素因数の和:1921

約数の個数: 16

約数和(自身を含む): 34338816

約数和(自身を除く): 12782782

約数列:

[1, 2, 17, 34, 431, 862, 1471, 2942, 7327, 14654, 25007, 50014, 634001, 1268002, 10778017, 21556034]

約数ペア:

[(1, 21556034), (2, 10778017), (17, 1268002), (34, 634001), (431, 50014), (862, 25007), (1471, 14654), (2942, 7327)]