21070105

素因数分解:

$5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{14683}}^1$

素因数の和:14736

約数の個数: 16

約数和(自身を含む): 29602944

約数和(自身を除く): 8532839

約数列:

[1, 5, 7, 35, 41, 205, 287, 1435, 14683, 73415, 102781, 513905, 602003, 3010015, 4214021, 21070105]

約数ペア:

[(1, 21070105), (5, 4214021), (7, 3010015), (35, 602003), (41, 513905), (205, 102781), (287, 73415), (1435, 14683)]