21136770

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{10211}}^1$

素因数の和:10247

約数の個数: 48

約数和(自身を含む): 57350592

約数和(自身を除く): 36213822

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 115, 138, 207, 230, 345, 414, 690, 1035, 2070, 10211, 20422, 30633, 51055, 61266, 91899, 102110, 153165, 183798, 234853, 306330, 459495, 469706, 704559, 918990, 1174265, 1409118, 2113677, 2348530, 3522795, 4227354, 7045590, 10568385, 21136770]

約数ペア:

[(1, 21136770), (2, 10568385), (3, 7045590), (5, 4227354), (6, 3522795), (9, 2348530), (10, 2113677), (15, 1409118), (18, 1174265), (23, 918990), (30, 704559), (45, 469706), (46, 459495), (69, 306330), (90, 234853), (115, 183798), (138, 153165), (207, 102110), (230, 91899), (345, 61266), (414, 51055), (690, 30633), (1035, 20422), (2070, 10211)]