21124838

素因数分解:

$2^1\times 7^1\times {\mathrm{463}}^1\times {\mathrm{3259}}^1$

素因数の和:3731

約数の個数: 16

約数和(自身を含む): 36303360

約数和(自身を除く): 15178522

約数列:

[1, 2, 7, 14, 463, 926, 3241, 3259, 6482, 6518, 22813, 45626, 1508917, 3017834, 10562419, 21124838]

約数ペア:

[(1, 21124838), (2, 10562419), (7, 3017834), (14, 1508917), (463, 45626), (926, 22813), (3241, 6518), (3259, 6482)]