21966296

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{47}}^2\times {\mathrm{113}}^1$

素因数の和:224

約数の個数: 48

約数和(自身を含む): 46313640

約数和(自身を除く): 24347344

約数列:

[1, 2, 4, 8, 11, 22, 44, 47, 88, 94, 113, 188, 226, 376, 452, 517, 904, 1034, 1243, 2068, 2209, 2486, 4136, 4418, 4972, 5311, 8836, 9944, 10622, 17672, 21244, 24299, 42488, 48598, 58421, 97196, 116842, 194392, 233684, 249617, 467368, 499234, 998468, 1996936, 2745787, 5491574, 10983148, 21966296]

約数ペア:

[(1, 21966296), (2, 10983148), (4, 5491574), (8, 2745787), (11, 1996936), (22, 998468), (44, 499234), (47, 467368), (88, 249617), (94, 233684), (113, 194392), (188, 116842), (226, 97196), (376, 58421), (452, 48598), (517, 42488), (904, 24299), (1034, 21244), (1243, 17672), (2068, 10622), (2209, 9944), (2486, 8836), (4136, 5311), (4418, 4972)]