21158268

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^2\times {\mathrm{6101}}^1$

素因数の和:6142

約数の個数: 36

約数和(自身を含む): 52452792

約数和(自身を除く): 31294524

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 289, 578, 867, 1156, 1734, 3468, 6101, 12202, 18303, 24404, 36606, 73212, 103717, 207434, 311151, 414868, 622302, 1244604, 1763189, 3526378, 5289567, 7052756, 10579134, 21158268]

約数ペア:

[(1, 21158268), (2, 10579134), (3, 7052756), (4, 5289567), (6, 3526378), (12, 1763189), (17, 1244604), (34, 622302), (51, 414868), (68, 311151), (102, 207434), (204, 103717), (289, 73212), (578, 36606), (867, 24404), (1156, 18303), (1734, 12202), (3468, 6101)]