21356424

素因数分解:

$2^3\times 3^2\times {\mathrm{47}}^1\times {\mathrm{6311}}^1$

素因数の和:6370

約数の個数: 48

約数和(自身を含む): 59080320

約数和(自身を除く): 37723896

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 47, 72, 94, 141, 188, 282, 376, 423, 564, 846, 1128, 1692, 3384, 6311, 12622, 18933, 25244, 37866, 50488, 56799, 75732, 113598, 151464, 227196, 296617, 454392, 593234, 889851, 1186468, 1779702, 2372936, 2669553, 3559404, 5339106, 7118808, 10678212, 21356424]

約数ペア:

[(1, 21356424), (2, 10678212), (3, 7118808), (4, 5339106), (6, 3559404), (8, 2669553), (9, 2372936), (12, 1779702), (18, 1186468), (24, 889851), (36, 593234), (47, 454392), (72, 296617), (94, 227196), (141, 151464), (188, 113598), (282, 75732), (376, 56799), (423, 50488), (564, 37866), (846, 25244), (1128, 18933), (1692, 12622), (3384, 6311)]