21754930

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{75017}}^1$

素因数の和:75053

約数の個数: 16

約数和(自身を含む): 40509720

約数和(自身を除く): 18754790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 75017, 150034, 375085, 750170, 2175493, 4350986, 10877465, 21754930]

約数ペア:

[(1, 21754930), (2, 10877465), (5, 4350986), (10, 2175493), (29, 750170), (58, 375085), (145, 150034), (290, 75017)]