21414270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{787}}^1\times {\mathrm{907}}^1$

素因数の和:1704

約数の個数: 32

約数和(自身を含む): 51516288

約数和(自身を除く): 30102018

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 787, 907, 1574, 1814, 2361, 2721, 3935, 4535, 4722, 5442, 7870, 9070, 11805, 13605, 23610, 27210, 713809, 1427618, 2141427, 3569045, 4282854, 7138090, 10707135, 21414270]

約数ペア:

[(1, 21414270), (2, 10707135), (3, 7138090), (5, 4282854), (6, 3569045), (10, 2141427), (15, 1427618), (30, 713809), (787, 27210), (907, 23610), (1574, 13605), (1814, 11805), (2361, 9070), (2721, 7870), (3935, 5442), (4535, 4722)]