21683258

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{4127}}^1$

素因数の和:4237

約数の個数: 16

約数和(自身を含む): 33882624

約数和(自身を除く): 12199366

約数列:

[1, 2, 37, 71, 74, 142, 2627, 4127, 5254, 8254, 152699, 293017, 305398, 586034, 10841629, 21683258]

約数ペア:

[(1, 21683258), (2, 10841629), (37, 586034), (71, 305398), (74, 293017), (142, 152699), (2627, 8254), (4127, 5254)]