21856593105

素因数分解:

$3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{109073}}^1$

素因数の和:109218

約数の個数: 48

約数和(自身を含む): 39033657936

約数和(自身を除く): 17177064831

約数列:

[1, 3, 5, 9, 15, 45, 61, 73, 183, 219, 305, 365, 549, 657, 915, 1095, 2745, 3285, 4453, 13359, 22265, 40077, 66795, 109073, 200385, 327219, 545365, 981657, 1636095, 4908285, 6653453, 7962329, 19960359, 23886987, 33267265, 39811645, 59881077, 71660961, 99801795, 119434935, 299405385, 358304805, 485702069, 1457106207, 2428510345, 4371318621, 7285531035, 21856593105]

約数ペア:

[(1, 21856593105), (3, 7285531035), (5, 4371318621), (9, 2428510345), (15, 1457106207), (45, 485702069), (61, 358304805), (73, 299405385), (183, 119434935), (219, 99801795), (305, 71660961), (365, 59881077), (549, 39811645), (657, 33267265), (915, 23886987), (1095, 19960359), (2745, 7962329), (3285, 6653453), (4453, 4908285), (13359, 1636095), (22265, 981657), (40077, 545365), (66795, 327219), (109073, 200385)]