21662000

素因数分解:

$2^4\times 5^3\times {\mathrm{10831}}^1$

素因数の和:10854

約数の個数: 40

約数和(自身を含む): 52383552

約数和(自身を除く): 30721552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 10831, 21662, 43324, 54155, 86648, 108310, 173296, 216620, 270775, 433240, 541550, 866480, 1083100, 1353875, 2166200, 2707750, 4332400, 5415500, 10831000, 21662000]

約数ペア:

[(1, 21662000), (2, 10831000), (4, 5415500), (5, 4332400), (8, 2707750), (10, 2166200), (16, 1353875), (20, 1083100), (25, 866480), (40, 541550), (50, 433240), (80, 270775), (100, 216620), (125, 173296), (200, 108310), (250, 86648), (400, 54155), (500, 43324), (1000, 21662), (2000, 10831)]