21000605772

素因数分解:

$2^2\times 3^1\times {\mathrm{109}}^1\times {\mathrm{1129}}^1\times {\mathrm{14221}}^1$

素因数の和:15466

約数の個数: 48

約数和(自身を含む): 49498248800

約数和(自身を除く): 28497643028

約数列:

[1, 2, 3, 4, 6, 12, 109, 218, 327, 436, 654, 1129, 1308, 2258, 3387, 4516, 6774, 13548, 14221, 28442, 42663, 56884, 85326, 123061, 170652, 246122, 369183, 492244, 738366, 1476732, 1550089, 3100178, 4650267, 6200356, 9300534, 16055509, 18601068, 32111018, 48166527, 64222036, 96333054, 192666108, 1750050481, 3500100962, 5250151443, 7000201924, 10500302886, 21000605772]

約数ペア:

[(1, 21000605772), (2, 10500302886), (3, 7000201924), (4, 5250151443), (6, 3500100962), (12, 1750050481), (109, 192666108), (218, 96333054), (327, 64222036), (436, 48166527), (654, 32111018), (1129, 18601068), (1308, 16055509), (2258, 9300534), (3387, 6200356), (4516, 4650267), (6774, 3100178), (13548, 1550089), (14221, 1476732), (28442, 738366), (42663, 492244), (56884, 369183), (85326, 246122), (123061, 170652)]