21436020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{119089}}^1$

素因数の和:119104

約数の個数: 36

約数和(自身を含む): 65023140

約数和(自身を除く): 43587120

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 119089, 238178, 357267, 476356, 595445, 714534, 1071801, 1190890, 1429068, 1786335, 2143602, 2381780, 3572670, 4287204, 5359005, 7145340, 10718010, 21436020]

約数ペア:

[(1, 21436020), (2, 10718010), (3, 7145340), (4, 5359005), (5, 4287204), (6, 3572670), (9, 2381780), (10, 2143602), (12, 1786335), (15, 1429068), (18, 1190890), (20, 1071801), (30, 714534), (36, 595445), (45, 476356), (60, 357267), (90, 238178), (180, 119089)]