20211691143

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{509}}^1\times {\mathrm{65203}}^1$

素因数の和:65751

約数の個数: 32

約数和(自身を含む): 31923878400

約数和(自身を除く): 11712187257

約数列:

[1, 3, 7, 21, 29, 87, 203, 509, 609, 1527, 3563, 10689, 14761, 44283, 65203, 103327, 195609, 309981, 456421, 1369263, 1890887, 5672661, 13236209, 33188327, 39708627, 99564981, 232318289, 696954867, 962461483, 2887384449, 6737230381, 20211691143]

約数ペア:

[(1, 20211691143), (3, 6737230381), (7, 2887384449), (21, 962461483), (29, 696954867), (87, 232318289), (203, 99564981), (509, 39708627), (609, 33188327), (1527, 13236209), (3563, 5672661), (10689, 1890887), (14761, 1369263), (44283, 456421), (65203, 309981), (103327, 195609)]