21960776

素因数分解:

$2^3\times {\mathrm{379}}^1\times {\mathrm{7243}}^1$

素因数の和:7628

約数の個数: 16

約数和(自身を含む): 41290800

約数和(自身を除く): 19330024

約数列:

[1, 2, 4, 8, 379, 758, 1516, 3032, 7243, 14486, 28972, 57944, 2745097, 5490194, 10980388, 21960776]

約数ペア:

[(1, 21960776), (2, 10980388), (4, 5490194), (8, 2745097), (379, 57944), (758, 28972), (1516, 14486), (3032, 7243)]