21379377

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{1907}}^1$

素因数の和:2048

約数の個数: 16

約数和(自身を含む): 29581632

約数和(自身を除く): 8202255

約数列:

[1, 3, 37, 101, 111, 303, 1907, 3737, 5721, 11211, 70559, 192607, 211677, 577821, 7126459, 21379377]

約数ペア:

[(1, 21379377), (3, 7126459), (37, 577821), (101, 211677), (111, 192607), (303, 70559), (1907, 11211), (3737, 5721)]