21400188

素因数分解:

$2^2\times 3^1\times {\mathrm{109}}^1\times {\mathrm{16361}}^1$

素因数の和:16477

約数の個数: 24

約数和(自身を含む): 50394960

約数和(自身を除く): 28994772

約数列:

[1, 2, 3, 4, 6, 12, 109, 218, 327, 436, 654, 1308, 16361, 32722, 49083, 65444, 98166, 196332, 1783349, 3566698, 5350047, 7133396, 10700094, 21400188]

約数ペア:

[(1, 21400188), (2, 10700094), (3, 7133396), (4, 5350047), (6, 3566698), (12, 1783349), (109, 196332), (218, 98166), (327, 65444), (436, 49083), (654, 32722), (1308, 16361)]