21273182

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{347}}^1$

素因数の和:536

約数の個数: 32

約数和(自身を含む): 38085120

約数和(自身を除く): 16811938

約数列:

[1, 2, 7, 14, 29, 58, 151, 203, 302, 347, 406, 694, 1057, 2114, 2429, 4379, 4858, 8758, 10063, 20126, 30653, 52397, 61306, 70441, 104794, 140882, 366779, 733558, 1519513, 3039026, 10636591, 21273182]

約数ペア:

[(1, 21273182), (2, 10636591), (7, 3039026), (14, 1519513), (29, 733558), (58, 366779), (151, 140882), (203, 104794), (302, 70441), (347, 61306), (406, 52397), (694, 30653), (1057, 20126), (2114, 10063), (2429, 8758), (4379, 4858)]