21327030

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{78989}}^1$

素因数の和:79005

約数の個数: 32

約数和(自身を含む): 56872800

約数和(自身を除く): 35545770

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 78989, 157978, 236967, 394945, 473934, 710901, 789890, 1184835, 1421802, 2132703, 2369670, 3554505, 4265406, 7109010, 10663515, 21327030]

約数ペア:

[(1, 21327030), (2, 10663515), (3, 7109010), (5, 4265406), (6, 3554505), (9, 2369670), (10, 2132703), (15, 1421802), (18, 1184835), (27, 789890), (30, 710901), (45, 473934), (54, 394945), (90, 236967), (135, 157978), (270, 78989)]