21746730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31517}}^1$

素因数の和:31550

約数の個数: 32

約数和(自身を含む): 54463104

約数和(自身を除く): 32716374

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 31517, 63034, 94551, 157585, 189102, 315170, 472755, 724891, 945510, 1449782, 2174673, 3624455, 4349346, 7248910, 10873365, 21746730]

約数ペア:

[(1, 21746730), (2, 10873365), (3, 7248910), (5, 4349346), (6, 3624455), (10, 2174673), (15, 1449782), (23, 945510), (30, 724891), (46, 472755), (69, 315170), (115, 189102), (138, 157585), (230, 94551), (345, 63034), (690, 31517)]