21152846

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73961}}^1$

素因数の和:73987

約数の個数: 16

約数和(自身を含む): 37276848

約数和(自身を除く): 16124002

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 73961, 147922, 813571, 961493, 1627142, 1922986, 10576423, 21152846]

約数ペア:

[(1, 21152846), (2, 10576423), (11, 1922986), (13, 1627142), (22, 961493), (26, 813571), (143, 147922), (286, 73961)]