21441926

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{251}}^1\times {\mathrm{353}}^1$

素因数の和:628

約数の個数: 24

約数和(自身を含む): 35593992

約数和(自身を除く): 14152066

約数列:

[1, 2, 11, 22, 121, 242, 251, 353, 502, 706, 2761, 3883, 5522, 7766, 30371, 42713, 60742, 85426, 88603, 177206, 974633, 1949266, 10720963, 21441926]

約数ペア:

[(1, 21441926), (2, 10720963), (11, 1949266), (22, 974633), (121, 177206), (242, 88603), (251, 85426), (353, 60742), (502, 42713), (706, 30371), (2761, 7766), (3883, 5522)]