21442872

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{81223}}^1$

素因数の和:81243

約数の個数: 32

約数和(自身を含む): 58481280

約数和(自身を除く): 37038408

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 81223, 162446, 243669, 324892, 487338, 649784, 893453, 974676, 1786906, 1949352, 2680359, 3573812, 5360718, 7147624, 10721436, 21442872]

約数ペア:

[(1, 21442872), (2, 10721436), (3, 7147624), (4, 5360718), (6, 3573812), (8, 2680359), (11, 1949352), (12, 1786906), (22, 974676), (24, 893453), (33, 649784), (44, 487338), (66, 324892), (88, 243669), (132, 162446), (264, 81223)]