21264926

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{383}}^1$

素因数の和:496

約数の個数: 32

約数和(自身を含む): 35831808

約数和(自身を除く): 14566882

約数列:

[1, 2, 17, 23, 34, 46, 71, 142, 383, 391, 766, 782, 1207, 1633, 2414, 3266, 6511, 8809, 13022, 17618, 27193, 27761, 54386, 55522, 149753, 299506, 462281, 625439, 924562, 1250878, 10632463, 21264926]

約数ペア:

[(1, 21264926), (2, 10632463), (17, 1250878), (23, 924562), (34, 625439), (46, 462281), (71, 299506), (142, 149753), (383, 55522), (391, 54386), (766, 27761), (782, 27193), (1207, 17618), (1633, 13022), (2414, 8809), (3266, 6511)]