21719130

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31477}}^1$

素因数の和:31510

約数の個数: 32

約数和(自身を含む): 54393984

約数和(自身を除く): 32674854

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 31477, 62954, 94431, 157385, 188862, 314770, 472155, 723971, 944310, 1447942, 2171913, 3619855, 4343826, 7239710, 10859565, 21719130]

約数ペア:

[(1, 21719130), (2, 10859565), (3, 7239710), (5, 4343826), (6, 3619855), (10, 2171913), (15, 1447942), (23, 944310), (30, 723971), (46, 472155), (69, 314770), (115, 188862), (138, 157385), (230, 94431), (345, 62954), (690, 31477)]