2021828

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{719}}^1$

素因数の和:779

約数の個数: 24

約数和(自身を含む): 3830400

約数和(自身を除く): 1808572

約数列:

[1, 2, 4, 19, 37, 38, 74, 76, 148, 703, 719, 1406, 1438, 2812, 2876, 13661, 26603, 27322, 53206, 54644, 106412, 505457, 1010914, 2021828]

約数ペア:

[(1, 2021828), (2, 1010914), (4, 505457), (19, 106412), (37, 54644), (38, 53206), (74, 27322), (76, 26603), (148, 13661), (703, 2876), (719, 2812), (1406, 1438)]