21360690

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{18257}}^1$

素因数の和:18283

約数の個数: 48

約数和(自身を含む): 59813208

約数和(自身を除く): 38452518

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 18257, 36514, 54771, 91285, 109542, 164313, 182570, 237341, 273855, 328626, 474682, 547710, 712023, 821565, 1186705, 1424046, 1643130, 2136069, 2373410, 3560115, 4272138, 7120230, 10680345, 21360690]

約数ペア:

[(1, 21360690), (2, 10680345), (3, 7120230), (5, 4272138), (6, 3560115), (9, 2373410), (10, 2136069), (13, 1643130), (15, 1424046), (18, 1186705), (26, 821565), (30, 712023), (39, 547710), (45, 474682), (65, 328626), (78, 273855), (90, 237341), (117, 182570), (130, 164313), (195, 109542), (234, 91285), (390, 54771), (585, 36514), (1170, 18257)]