21231652

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{13171}}^1$

素因数の和:13219

約数の個数: 24

約数和(自身を含む): 41307392

約数和(自身を除く): 20075740

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 13171, 26342, 52684, 171223, 342446, 408301, 684892, 816602, 1633204, 5307913, 10615826, 21231652]

約数ペア:

[(1, 21231652), (2, 10615826), (4, 5307913), (13, 1633204), (26, 816602), (31, 684892), (52, 408301), (62, 342446), (124, 171223), (403, 52684), (806, 26342), (1612, 13171)]