42241521

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{691}}^1$

素因数の和:813

約数の個数: 32

約数和(自身を含む): 66963456

約数和(自身を除く): 24721935

約数列:

[1, 3, 7, 21, 41, 71, 123, 213, 287, 497, 691, 861, 1491, 2073, 2911, 4837, 8733, 14511, 20377, 28331, 49061, 61131, 84993, 147183, 198317, 343427, 594951, 1030281, 2011501, 6034503, 14080507, 42241521]

約数ペア:

[(1, 42241521), (3, 14080507), (7, 6034503), (21, 2011501), (41, 1030281), (71, 594951), (123, 343427), (213, 198317), (287, 147183), (497, 84993), (691, 61131), (861, 49061), (1491, 28331), (2073, 20377), (2911, 14511), (4837, 8733)]