21568794632

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{443}}^1\times {\mathrm{79039}}^1$

素因数の和:79506

約数の個数: 64

約数和(自身を含む): 50535014400

約数和(自身を除く): 28966219768

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 443, 616, 886, 1772, 3101, 3544, 4873, 6202, 9746, 12404, 19492, 24808, 34111, 38984, 68222, 79039, 136444, 158078, 272888, 316156, 553273, 632312, 869429, 1106546, 1738858, 2213092, 3477716, 4426184, 6086003, 6955432, 12172006, 24344012, 35014277, 48688024, 70028554, 140057108, 245099939, 280114216, 385157047, 490199878, 770314094, 980399756, 1540628188, 1960799512, 2696099329, 3081256376, 5392198658, 10784397316, 21568794632]

約数ペア:

[(1, 21568794632), (2, 10784397316), (4, 5392198658), (7, 3081256376), (8, 2696099329), (11, 1960799512), (14, 1540628188), (22, 980399756), (28, 770314094), (44, 490199878), (56, 385157047), (77, 280114216), (88, 245099939), (154, 140057108), (308, 70028554), (443, 48688024), (616, 35014277), (886, 24344012), (1772, 12172006), (3101, 6955432), (3544, 6086003), (4873, 4426184), (6202, 3477716), (9746, 2213092), (12404, 1738858), (19492, 1106546), (24808, 869429), (34111, 632312), (38984, 553273), (68222, 316156), (79039, 272888), (136444, 158078)]