21426972

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{255083}}^1$

素因数の和:255097

約数の個数: 24

約数和(自身を含む): 57138816

約数和(自身を除く): 35711844

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 255083, 510166, 765249, 1020332, 1530498, 1785581, 3060996, 3571162, 5356743, 7142324, 10713486, 21426972]

約数ペア:

[(1, 21426972), (2, 10713486), (3, 7142324), (4, 5356743), (6, 3571162), (7, 3060996), (12, 1785581), (14, 1530498), (21, 1020332), (28, 765249), (42, 510166), (84, 255083)]