21418212

素因数分解:

$2^2\times 3^1\times {\mathrm{401}}^1\times {\mathrm{4451}}^1$

素因数の和:4859

約数の個数: 24

約数和(自身を含む): 50111712

約数和(自身を除く): 28693500

約数列:

[1, 2, 3, 4, 6, 12, 401, 802, 1203, 1604, 2406, 4451, 4812, 8902, 13353, 17804, 26706, 53412, 1784851, 3569702, 5354553, 7139404, 10709106, 21418212]

約数ペア:

[(1, 21418212), (2, 10709106), (3, 7139404), (4, 5354553), (6, 3569702), (12, 1784851), (401, 53412), (802, 26706), (1203, 17804), (1604, 13353), (2406, 8902), (4451, 4812)]