21226930

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{2251}}^1$

素因数の和:2322

約数の個数: 32

約数和(自身を含む): 40860288

約数和(自身を除く): 19633358

約数列:

[1, 2, 5, 10, 23, 41, 46, 82, 115, 205, 230, 410, 943, 1886, 2251, 4502, 4715, 9430, 11255, 22510, 51773, 92291, 103546, 184582, 258865, 461455, 517730, 922910, 2122693, 4245386, 10613465, 21226930]

約数ペア:

[(1, 21226930), (2, 10613465), (5, 4245386), (10, 2122693), (23, 922910), (41, 517730), (46, 461455), (82, 258865), (115, 184582), (205, 103546), (230, 92291), (410, 51773), (943, 22510), (1886, 11255), (2251, 9430), (4502, 4715)]