21964956

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1367}}^1$

素因数の和:1490

約数の個数: 48

約数和(自身を含む): 55770624

約数和(自身を除く): 33805668

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 103, 156, 206, 309, 412, 618, 1236, 1339, 1367, 2678, 2734, 4017, 4101, 5356, 5468, 8034, 8202, 16068, 16404, 17771, 35542, 53313, 71084, 106626, 140801, 213252, 281602, 422403, 563204, 844806, 1689612, 1830413, 3660826, 5491239, 7321652, 10982478, 21964956]

約数ペア:

[(1, 21964956), (2, 10982478), (3, 7321652), (4, 5491239), (6, 3660826), (12, 1830413), (13, 1689612), (26, 844806), (39, 563204), (52, 422403), (78, 281602), (103, 213252), (156, 140801), (206, 106626), (309, 71084), (412, 53313), (618, 35542), (1236, 17771), (1339, 16404), (1367, 16068), (2678, 8202), (2734, 8034), (4017, 5468), (4101, 5356)]