21262300

素因数分解:

$2^2\times 5^2\times {\mathrm{149}}^1\times {\mathrm{1427}}^1$

素因数の和:1590

約数の個数: 36

約数和(自身を含む): 46481400

約数和(自身を除く): 25219100

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 149, 298, 596, 745, 1427, 1490, 2854, 2980, 3725, 5708, 7135, 7450, 14270, 14900, 28540, 35675, 71350, 142700, 212623, 425246, 850492, 1063115, 2126230, 4252460, 5315575, 10631150, 21262300]

約数ペア:

[(1, 21262300), (2, 10631150), (4, 5315575), (5, 4252460), (10, 2126230), (20, 1063115), (25, 850492), (50, 425246), (100, 212623), (149, 142700), (298, 71350), (596, 35675), (745, 28540), (1427, 14900), (1490, 14270), (2854, 7450), (2980, 7135), (3725, 5708)]