21827730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{9967}}^1$

素因数の和:10050

約数の個数: 32

約数和(自身を含む): 53109504

約数和(自身を除く): 31281774

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 73, 146, 219, 365, 438, 730, 1095, 2190, 9967, 19934, 29901, 49835, 59802, 99670, 149505, 299010, 727591, 1455182, 2182773, 3637955, 4365546, 7275910, 10913865, 21827730]

約数ペア:

[(1, 21827730), (2, 10913865), (3, 7275910), (5, 4365546), (6, 3637955), (10, 2182773), (15, 1455182), (30, 727591), (73, 299010), (146, 149505), (219, 99670), (365, 59802), (438, 49835), (730, 29901), (1095, 19934), (2190, 9967)]