210864003

素因数分解:

$3^1\times 7^2\times {\mathrm{569}}^1\times {\mathrm{2521}}^1$

素因数の和:3107

約数の個数: 24

約数和(自身を含む): 327759120

約数和(自身を除く): 116895117

約数列:

[1, 3, 7, 21, 49, 147, 569, 1707, 2521, 3983, 7563, 11949, 17647, 27881, 52941, 83643, 123529, 370587, 1434449, 4303347, 10041143, 30123429, 70288001, 210864003]

約数ペア:

[(1, 210864003), (3, 70288001), (7, 30123429), (21, 10041143), (49, 4303347), (147, 1434449), (569, 370587), (1707, 123529), (2521, 83643), (3983, 52941), (7563, 27881), (11949, 17647)]