21631324

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{2909}}^1$

素因数の和:2950

約数の個数: 36

約数和(自身を含む): 44732520

約数和(自身を除く): 23101196

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 169, 286, 338, 572, 676, 1859, 2909, 3718, 5818, 7436, 11636, 31999, 37817, 63998, 75634, 127996, 151268, 415987, 491621, 831974, 983242, 1663948, 1966484, 5407831, 10815662, 21631324]

約数ペア:

[(1, 21631324), (2, 10815662), (4, 5407831), (11, 1966484), (13, 1663948), (22, 983242), (26, 831974), (44, 491621), (52, 415987), (143, 151268), (169, 127996), (286, 75634), (338, 63998), (572, 37817), (676, 31999), (1859, 11636), (2909, 7436), (3718, 5818)]