21123156984

素因数分解:

$2^3\times 3^1\times {\mathrm{47}}^1\times {\mathrm{18726203}}^1$

素因数の和:18726259

約数の個数: 32

約数和(自身を含む): 53931467520

約数和(自身を除く): 32808310536

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 47, 94, 141, 188, 282, 376, 564, 1128, 18726203, 37452406, 56178609, 74904812, 112357218, 149809624, 224714436, 449428872, 880131541, 1760263082, 2640394623, 3520526164, 5280789246, 7041052328, 10561578492, 21123156984]

約数ペア:

[(1, 21123156984), (2, 10561578492), (3, 7041052328), (4, 5280789246), (6, 3520526164), (8, 2640394623), (12, 1760263082), (24, 880131541), (47, 449428872), (94, 224714436), (141, 149809624), (188, 112357218), (282, 74904812), (376, 56178609), (564, 37452406), (1128, 18726203)]