21712504

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{983}}^1$

素因数の和:1251

約数の個数: 32

約数和(自身を含む): 44634240

約数和(自身を除く): 22921736

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 251, 502, 983, 1004, 1966, 2008, 2761, 3932, 5522, 7864, 10813, 11044, 21626, 22088, 43252, 86504, 246733, 493466, 986932, 1973864, 2714063, 5428126, 10856252, 21712504]

約数ペア:

[(1, 21712504), (2, 10856252), (4, 5428126), (8, 2714063), (11, 1973864), (22, 986932), (44, 493466), (88, 246733), (251, 86504), (502, 43252), (983, 22088), (1004, 21626), (1966, 11044), (2008, 10813), (2761, 7864), (3932, 5522)]