21675423

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{911}}^1$

素因数の和:1035

約数の個数: 32

約数和(自身を含む): 36421632

約数和(自身を除く): 14746209

約数列:

[1, 3, 7, 11, 21, 33, 77, 103, 231, 309, 721, 911, 1133, 2163, 2733, 3399, 6377, 7931, 10021, 19131, 23793, 30063, 70147, 93833, 210441, 281499, 656831, 1032163, 1970493, 3096489, 7225141, 21675423]

約数ペア:

[(1, 21675423), (3, 7225141), (7, 3096489), (11, 1970493), (21, 1032163), (33, 656831), (77, 281499), (103, 210441), (231, 93833), (309, 70147), (721, 30063), (911, 23793), (1133, 19131), (2163, 10021), (2733, 7931), (3399, 6377)]