21509796

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23279}}^1$

素因数の和:23304

約数の個数: 48

約数和(自身を含む): 62576640

約数和(自身を除く): 41066844

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 132, 154, 231, 308, 462, 924, 23279, 46558, 69837, 93116, 139674, 162953, 256069, 279348, 325906, 488859, 512138, 651812, 768207, 977718, 1024276, 1536414, 1792483, 1955436, 3072828, 3584966, 5377449, 7169932, 10754898, 21509796]

約数ペア:

[(1, 21509796), (2, 10754898), (3, 7169932), (4, 5377449), (6, 3584966), (7, 3072828), (11, 1955436), (12, 1792483), (14, 1536414), (21, 1024276), (22, 977718), (28, 768207), (33, 651812), (42, 512138), (44, 488859), (66, 325906), (77, 279348), (84, 256069), (132, 162953), (154, 139674), (231, 93116), (308, 69837), (462, 46558), (924, 23279)]