21591416

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{35051}}^1$

素因数の和:35075

約数の個数: 32

約数和(自身を含む): 50474880

約数和(自身を除く): 28883464

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 35051, 70102, 140204, 245357, 280408, 385561, 490714, 771122, 981428, 1542244, 1962856, 2698927, 3084488, 5397854, 10795708, 21591416]

約数ペア:

[(1, 21591416), (2, 10795708), (4, 5397854), (7, 3084488), (8, 2698927), (11, 1962856), (14, 1542244), (22, 981428), (28, 771122), (44, 490714), (56, 385561), (77, 280408), (88, 245357), (154, 140204), (308, 70102), (616, 35051)]