21069596

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{383}}^1\times {\mathrm{809}}^1$

素因数の和:1213

約数の個数: 24

約数和(自身を含む): 39191040

約数和(自身を除く): 18121444

約数列:

[1, 2, 4, 17, 34, 68, 383, 766, 809, 1532, 1618, 3236, 6511, 13022, 13753, 26044, 27506, 55012, 309847, 619694, 1239388, 5267399, 10534798, 21069596]

約数ペア:

[(1, 21069596), (2, 10534798), (4, 5267399), (17, 1239388), (34, 619694), (68, 309847), (383, 55012), (766, 27506), (809, 26044), (1532, 13753), (1618, 13022), (3236, 6511)]