21194722

素因数分解:

$2^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1\times {\mathrm{751}}^1$

素因数の和:993

約数の個数: 16

約数和(自身を含む): 32378112

約数和(自身を除く): 11183390

約数列:

[1, 2, 103, 137, 206, 274, 751, 1502, 14111, 28222, 77353, 102887, 154706, 205774, 10597361, 21194722]

約数ペア:

[(1, 21194722), (2, 10597361), (103, 205774), (137, 154706), (206, 102887), (274, 77353), (751, 28222), (1502, 14111)]