21523838

素因数分解:

$2^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{4673}}^1$

素因数の和:4736

約数の個数: 24

約数和(自身を含む): 38364192

約数和(自身を除く): 16840354

約数列:

[1, 2, 7, 14, 47, 49, 94, 98, 329, 658, 2303, 4606, 4673, 9346, 32711, 65422, 219631, 228977, 439262, 457954, 1537417, 3074834, 10761919, 21523838]

約数ペア:

[(1, 21523838), (2, 10761919), (7, 3074834), (14, 1537417), (47, 457954), (49, 439262), (94, 228977), (98, 219631), (329, 65422), (658, 32711), (2303, 9346), (4606, 4673)]