21846538

素因数分解:

$2^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{6217}}^1$

素因数の和:6477

約数の個数: 16

約数和(自身を含む): 37606464

約数和(自身を除く): 15759926

約数列:

[1, 2, 7, 14, 251, 502, 1757, 3514, 6217, 12434, 43519, 87038, 1560467, 3120934, 10923269, 21846538]

約数ペア:

[(1, 21846538), (2, 10923269), (7, 3120934), (14, 1560467), (251, 87038), (502, 43519), (1757, 12434), (3514, 6217)]