21985224

素因数分解:

$2^3\times 3^1\times {\mathrm{127}}^1\times {\mathrm{7213}}^1$

素因数の和:7349

約数の個数: 32

約数和(自身を含む): 55403520

約数和(自身を除く): 33418296

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 127, 254, 381, 508, 762, 1016, 1524, 3048, 7213, 14426, 21639, 28852, 43278, 57704, 86556, 173112, 916051, 1832102, 2748153, 3664204, 5496306, 7328408, 10992612, 21985224]

約数ペア:

[(1, 21985224), (2, 10992612), (3, 7328408), (4, 5496306), (6, 3664204), (8, 2748153), (12, 1832102), (24, 916051), (127, 173112), (254, 86556), (381, 57704), (508, 43278), (762, 28852), (1016, 21639), (1524, 14426), (3048, 7213)]