21560302016

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{577}}^1\times {\mathrm{53077}}^1$

素因数の和:53677

約数の個数: 56

約数和(自身を含む): 46754924016

約数和(自身を除く): 25194622000

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 176, 352, 577, 704, 1154, 2308, 4616, 6347, 9232, 12694, 18464, 25388, 36928, 50776, 53077, 101552, 106154, 203104, 212308, 406208, 424616, 583847, 849232, 1167694, 1698464, 2335388, 3396928, 4670776, 9341552, 18683104, 30625429, 37366208, 61250858, 122501716, 245003432, 336879719, 490006864, 673759438, 980013728, 1347518876, 1960027456, 2695037752, 5390075504, 10780151008, 21560302016]

約数ペア:

[(1, 21560302016), (2, 10780151008), (4, 5390075504), (8, 2695037752), (11, 1960027456), (16, 1347518876), (22, 980013728), (32, 673759438), (44, 490006864), (64, 336879719), (88, 245003432), (176, 122501716), (352, 61250858), (577, 37366208), (704, 30625429), (1154, 18683104), (2308, 9341552), (4616, 4670776), (6347, 3396928), (9232, 2335388), (12694, 1698464), (18464, 1167694), (25388, 849232), (36928, 583847), (50776, 424616), (53077, 406208), (101552, 212308), (106154, 203104)]