28145838

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{670139}}^1$

素因数の和:670151

約数の個数: 16

約数和(自身を含む): 64333440

約数和(自身を除く): 36187602

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 670139, 1340278, 2010417, 4020834, 4690973, 9381946, 14072919, 28145838]

約数ペア:

[(1, 28145838), (2, 14072919), (3, 9381946), (6, 4690973), (7, 4020834), (14, 2010417), (21, 1340278), (42, 670139)]