20873433

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{991}}^1$

素因数の和:1077

約数の個数: 32

約数和(自身を含む): 34283520

約数和(自身を除く): 13410087

約数列:

[1, 3, 7, 17, 21, 51, 59, 119, 177, 357, 413, 991, 1003, 1239, 2973, 3009, 6937, 7021, 16847, 20811, 21063, 50541, 58469, 117929, 175407, 353787, 409283, 993973, 1227849, 2981919, 6957811, 20873433]

約数ペア:

[(1, 20873433), (3, 6957811), (7, 2981919), (17, 1227849), (21, 993973), (51, 409283), (59, 353787), (119, 175407), (177, 117929), (357, 58469), (413, 50541), (991, 21063), (1003, 20811), (1239, 16847), (2973, 7021), (3009, 6937)]