21891624

素因数分解:

$2^3\times 3^1\times {\mathrm{487}}^1\times {\mathrm{1873}}^1$

素因数の和:2369

約数の個数: 32

約数和(自身を含む): 54870720

約数和(自身を除く): 32979096

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 487, 974, 1461, 1873, 1948, 2922, 3746, 3896, 5619, 5844, 7492, 11238, 11688, 14984, 22476, 44952, 912151, 1824302, 2736453, 3648604, 5472906, 7297208, 10945812, 21891624]

約数ペア:

[(1, 21891624), (2, 10945812), (3, 7297208), (4, 5472906), (6, 3648604), (8, 2736453), (12, 1824302), (24, 912151), (487, 44952), (974, 22476), (1461, 14984), (1873, 11688), (1948, 11238), (2922, 7492), (3746, 5844), (3896, 5619)]