21389976

素因数分解:

$2^3\times 3^2\times {\mathrm{297083}}^1$

素因数の和:297095

約数の個数: 24

約数和(自身を含む): 57931380

約数和(自身を除く): 36541404

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 297083, 594166, 891249, 1188332, 1782498, 2376664, 2673747, 3564996, 5347494, 7129992, 10694988, 21389976]

約数ペア:

[(1, 21389976), (2, 10694988), (3, 7129992), (4, 5347494), (6, 3564996), (8, 2673747), (9, 2376664), (12, 1782498), (18, 1188332), (24, 891249), (36, 594166), (72, 297083)]