21608090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{467}}^1\times {\mathrm{661}}^1$

素因数の和:1142

約数の個数: 32

約数和(自身を含む): 44613504

約数和(自身を除く): 23005414

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 467, 661, 934, 1322, 2335, 3269, 3305, 4627, 4670, 6538, 6610, 9254, 16345, 23135, 32690, 46270, 308687, 617374, 1543435, 2160809, 3086870, 4321618, 10804045, 21608090]

約数ペア:

[(1, 21608090), (2, 10804045), (5, 4321618), (7, 3086870), (10, 2160809), (14, 1543435), (35, 617374), (70, 308687), (467, 46270), (661, 32690), (934, 23135), (1322, 16345), (2335, 9254), (3269, 6610), (3305, 6538), (4627, 4670)]