2142357

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{353}}^1$

素因数の和:397

約数の個数: 24

約数和(自身を含む): 3477696

約数和(自身を除く): 1335339

約数列:

[1, 3, 7, 17, 21, 51, 119, 289, 353, 357, 867, 1059, 2023, 2471, 6001, 6069, 7413, 18003, 42007, 102017, 126021, 306051, 714119, 2142357]

約数ペア:

[(1, 2142357), (3, 714119), (7, 306051), (17, 126021), (21, 102017), (51, 42007), (119, 18003), (289, 7413), (353, 6069), (357, 6001), (867, 2471), (1059, 2023)]