21807634

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{353}}^1$

素因数の和:474

約数の個数: 32

約数和(自身を含む): 36702720

約数和(自身を除く): 14895086

約数列:

[1, 2, 17, 23, 34, 46, 79, 158, 353, 391, 706, 782, 1343, 1817, 2686, 3634, 6001, 8119, 12002, 16238, 27887, 30889, 55774, 61778, 138023, 276046, 474079, 641401, 948158, 1282802, 10903817, 21807634]

約数ペア:

[(1, 21807634), (2, 10903817), (17, 1282802), (23, 948158), (34, 641401), (46, 474079), (79, 276046), (158, 138023), (353, 61778), (391, 55774), (706, 30889), (782, 27887), (1343, 16238), (1817, 12002), (2686, 8119), (3634, 6001)]