21421184

素因数分解:

$2^7\times {\mathrm{113}}^1\times {\mathrm{1481}}^1$

素因数の和:1608

約数の個数: 32

約数和(自身を含む): 43081740

約数和(自身を除く): 21660556

約数列:

[1, 2, 4, 8, 16, 32, 64, 113, 128, 226, 452, 904, 1481, 1808, 2962, 3616, 5924, 7232, 11848, 14464, 23696, 47392, 94784, 167353, 189568, 334706, 669412, 1338824, 2677648, 5355296, 10710592, 21421184]

約数ペア:

[(1, 21421184), (2, 10710592), (4, 5355296), (8, 2677648), (16, 1338824), (32, 669412), (64, 334706), (113, 189568), (128, 167353), (226, 94784), (452, 47392), (904, 23696), (1481, 14464), (1808, 11848), (2962, 7232), (3616, 5924)]