21473690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{8291}}^1$

素因数の和:8342

約数の個数: 32

約数和(自身を含む): 45373824

約数和(自身を除く): 23900134

約数列:

[1, 2, 5, 7, 10, 14, 35, 37, 70, 74, 185, 259, 370, 518, 1295, 2590, 8291, 16582, 41455, 58037, 82910, 116074, 290185, 306767, 580370, 613534, 1533835, 2147369, 3067670, 4294738, 10736845, 21473690]

約数ペア:

[(1, 21473690), (2, 10736845), (5, 4294738), (7, 3067670), (10, 2147369), (14, 1533835), (35, 613534), (37, 580370), (70, 306767), (74, 290185), (185, 116074), (259, 82910), (370, 58037), (518, 41455), (1295, 16582), (2590, 8291)]