21022110

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1433}}^1$

素因数の和:1609

約数の個数: 48

約数和(自身を含む): 55031184

約数和(自身を除く): 34009074

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 163, 326, 489, 815, 978, 1433, 1467, 1630, 2445, 2866, 2934, 4299, 4890, 7165, 7335, 8598, 12897, 14330, 14670, 21495, 25794, 42990, 64485, 128970, 233579, 467158, 700737, 1167895, 1401474, 2102211, 2335790, 3503685, 4204422, 7007370, 10511055, 21022110]

約数ペア:

[(1, 21022110), (2, 10511055), (3, 7007370), (5, 4204422), (6, 3503685), (9, 2335790), (10, 2102211), (15, 1401474), (18, 1167895), (30, 700737), (45, 467158), (90, 233579), (163, 128970), (326, 64485), (489, 42990), (815, 25794), (978, 21495), (1433, 14670), (1467, 14330), (1630, 12897), (2445, 8598), (2866, 7335), (2934, 7165), (4299, 4890)]