21635410

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{863}}^1$

素因数の和:1002

約数の個数: 32

約数和(自身を含む): 41057280

約数和(自身を除く): 19421870

約数列:

[1, 2, 5, 10, 23, 46, 109, 115, 218, 230, 545, 863, 1090, 1726, 2507, 4315, 5014, 8630, 12535, 19849, 25070, 39698, 94067, 99245, 188134, 198490, 470335, 940670, 2163541, 4327082, 10817705, 21635410]

約数ペア:

[(1, 21635410), (2, 10817705), (5, 4327082), (10, 2163541), (23, 940670), (46, 470335), (109, 198490), (115, 188134), (218, 99245), (230, 94067), (545, 39698), (863, 25070), (1090, 19849), (1726, 12535), (2507, 8630), (4315, 5014)]