21766910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{433}}^1\times {\mathrm{457}}^1$

素因数の和:908

約数の個数: 32

約数和(自身を含む): 42934752

約数和(自身を除く): 21167842

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 433, 457, 866, 914, 2165, 2285, 4330, 4570, 4763, 5027, 9526, 10054, 23815, 25135, 47630, 50270, 197881, 395762, 989405, 1978810, 2176691, 4353382, 10883455, 21766910]

約数ペア:

[(1, 21766910), (2, 10883455), (5, 4353382), (10, 2176691), (11, 1978810), (22, 989405), (55, 395762), (110, 197881), (433, 50270), (457, 47630), (866, 25135), (914, 23815), (2165, 10054), (2285, 9526), (4330, 5027), (4570, 4763)]