21778992

素因数分解:

$2^4\times 3^2\times {\mathrm{151243}}^1$

素因数の和:151257

約数の個数: 30

約数和(自身を含む): 60951332

約数和(自身を除く): 39172340

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 151243, 302486, 453729, 604972, 907458, 1209944, 1361187, 1814916, 2419888, 2722374, 3629832, 5444748, 7259664, 10889496, 21778992]

約数ペア:

[(1, 21778992), (2, 10889496), (3, 7259664), (4, 5444748), (6, 3629832), (8, 2722374), (9, 2419888), (12, 1814916), (16, 1361187), (18, 1209944), (24, 907458), (36, 604972), (48, 453729), (72, 302486), (144, 151243)]