21765060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{120917}}^1$

素因数の和:120932

約数の個数: 36

約数和(自身を含む): 66021228

約数和(自身を除く): 44256168

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 120917, 241834, 362751, 483668, 604585, 725502, 1088253, 1209170, 1451004, 1813755, 2176506, 2418340, 3627510, 4353012, 5441265, 7255020, 10882530, 21765060]

約数ペア:

[(1, 21765060), (2, 10882530), (3, 7255020), (4, 5441265), (5, 4353012), (6, 3627510), (9, 2418340), (10, 2176506), (12, 1813755), (15, 1451004), (18, 1209170), (20, 1088253), (30, 725502), (36, 604585), (45, 483668), (60, 362751), (90, 241834), (180, 120917)]