21068838

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{167213}}^1$

素因数の和:167228

約数の個数: 24

約数和(自身を含む): 52170768

約数和(自身を除く): 31101930

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 167213, 334426, 501639, 1003278, 1170491, 1504917, 2340982, 3009834, 3511473, 7022946, 10534419, 21068838]

約数ペア:

[(1, 21068838), (2, 10534419), (3, 7022946), (6, 3511473), (7, 3009834), (9, 2340982), (14, 1504917), (18, 1170491), (21, 1003278), (42, 501639), (63, 334426), (126, 167213)]