21862936

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{443}}^1$

素因数の和:679

約数の個数: 32

約数和(自身を含む): 42624000

約数和(自身を除く): 20761064

約数列:

[1, 2, 4, 8, 31, 62, 124, 199, 248, 398, 443, 796, 886, 1592, 1772, 3544, 6169, 12338, 13733, 24676, 27466, 49352, 54932, 88157, 109864, 176314, 352628, 705256, 2732867, 5465734, 10931468, 21862936]

約数ペア:

[(1, 21862936), (2, 10931468), (4, 5465734), (8, 2732867), (31, 705256), (62, 352628), (124, 176314), (199, 109864), (248, 88157), (398, 54932), (443, 49352), (796, 27466), (886, 24676), (1592, 13733), (1772, 12338), (3544, 6169)]