21796294

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{7691}}^1$

素因数の和:7815

約数の個数: 16

約数和(自身を含む): 35537040

約数和(自身を除く): 13740746

約数列:

[1, 2, 13, 26, 109, 218, 1417, 2834, 7691, 15382, 99983, 199966, 838319, 1676638, 10898147, 21796294]

約数ペア:

[(1, 21796294), (2, 10898147), (13, 1676638), (26, 838319), (109, 199966), (218, 99983), (1417, 15382), (2834, 7691)]