21395150

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{61129}}^1$

素因数の和:61148

約数の個数: 24

約数和(自身を含む): 45480720

約数和(自身を除く): 24085570

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 350, 61129, 122258, 305645, 427903, 611290, 855806, 1528225, 2139515, 3056450, 4279030, 10697575, 21395150]

約数ペア:

[(1, 21395150), (2, 10697575), (5, 4279030), (7, 3056450), (10, 2139515), (14, 1528225), (25, 855806), (35, 611290), (50, 427903), (70, 305645), (175, 122258), (350, 61129)]