21642564

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{277}}^1\times {\mathrm{383}}^1$

素因数の和:684

約数の個数: 48

約数和(自身を含む): 53803008

約数和(自身を除く): 32160444

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 277, 383, 554, 766, 831, 1108, 1149, 1532, 1662, 2298, 3324, 4596, 4709, 6511, 9418, 13022, 14127, 18836, 19533, 26044, 28254, 39066, 56508, 78132, 106091, 212182, 318273, 424364, 636546, 1273092, 1803547, 3607094, 5410641, 7214188, 10821282, 21642564]

約数ペア:

[(1, 21642564), (2, 10821282), (3, 7214188), (4, 5410641), (6, 3607094), (12, 1803547), (17, 1273092), (34, 636546), (51, 424364), (68, 318273), (102, 212182), (204, 106091), (277, 78132), (383, 56508), (554, 39066), (766, 28254), (831, 26044), (1108, 19533), (1149, 18836), (1532, 14127), (1662, 13022), (2298, 9418), (3324, 6511), (4596, 4709)]