21712446

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{172321}}^1$

素因数の和:172336

約数の個数: 24

約数和(自身を含む): 53764464

約数和(自身を除く): 32052018

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 172321, 344642, 516963, 1033926, 1206247, 1550889, 2412494, 3101778, 3618741, 7237482, 10856223, 21712446]

約数ペア:

[(1, 21712446), (2, 10856223), (3, 7237482), (6, 3618741), (7, 3101778), (9, 2412494), (14, 1550889), (18, 1206247), (21, 1033926), (42, 516963), (63, 344642), (126, 172321)]