21011808

素因数分解:

$2^5\times 3^1\times {\mathrm{218873}}^1$

素因数の和:218886

約数の個数: 24

約数和(自身を含む): 55156248

約数和(自身を除く): 34144440

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 218873, 437746, 656619, 875492, 1313238, 1750984, 2626476, 3501968, 5252952, 7003936, 10505904, 21011808]

約数ペア:

[(1, 21011808), (2, 10505904), (3, 7003936), (4, 5252952), (6, 3501968), (8, 2626476), (12, 1750984), (16, 1313238), (24, 875492), (32, 656619), (48, 437746), (96, 218873)]