21875010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{571}}^1\times {\mathrm{1277}}^1$

素因数の和:1858

約数の個数: 32

約数和(自身を含む): 52633152

約数和(自身を除く): 30758142

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 571, 1142, 1277, 1713, 2554, 2855, 3426, 3831, 5710, 6385, 7662, 8565, 12770, 17130, 19155, 38310, 729167, 1458334, 2187501, 3645835, 4375002, 7291670, 10937505, 21875010]

約数ペア:

[(1, 21875010), (2, 10937505), (3, 7291670), (5, 4375002), (6, 3645835), (10, 2187501), (15, 1458334), (30, 729167), (571, 38310), (1142, 19155), (1277, 17130), (1713, 12770), (2554, 8565), (2855, 7662), (3426, 6385), (3831, 5710)]