21766095

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1283}}^1$

素因数の和:1336

約数の個数: 48

約数和(自身を含む): 42063840

約数和(自身を除く): 20297745

約数列:

[1, 3, 5, 9, 13, 15, 29, 39, 45, 65, 87, 117, 145, 195, 261, 377, 435, 585, 1131, 1283, 1305, 1885, 3393, 3849, 5655, 6415, 11547, 16679, 16965, 19245, 37207, 50037, 57735, 83395, 111621, 150111, 186035, 250185, 334863, 483691, 558105, 750555, 1451073, 1674315, 2418455, 4353219, 7255365, 21766095]

約数ペア:

[(1, 21766095), (3, 7255365), (5, 4353219), (9, 2418455), (13, 1674315), (15, 1451073), (29, 750555), (39, 558105), (45, 483691), (65, 334863), (87, 250185), (117, 186035), (145, 150111), (195, 111621), (261, 83395), (377, 57735), (435, 50037), (585, 37207), (1131, 19245), (1283, 16965), (1305, 16679), (1885, 11547), (3393, 6415), (3849, 5655)]