21754542

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1\times {\mathrm{229}}^1$

素因数の和:528

約数の個数: 32

約数和(自身を含む): 44513280

約数和(自身を除く): 22758738

約数列:

[1, 2, 3, 6, 71, 142, 213, 223, 229, 426, 446, 458, 669, 687, 1338, 1374, 15833, 16259, 31666, 32518, 47499, 48777, 51067, 94998, 97554, 102134, 153201, 306402, 3625757, 7251514, 10877271, 21754542]

約数ペア:

[(1, 21754542), (2, 10877271), (3, 7251514), (6, 3625757), (71, 306402), (142, 153201), (213, 102134), (223, 97554), (229, 94998), (426, 51067), (446, 48777), (458, 47499), (669, 32518), (687, 31666), (1338, 16259), (1374, 15833)]