21300120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{59167}}^1$

素因数の和:59184

約数の個数: 48

約数和(自身を含む): 69226560

約数和(自身を除く): 47926440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 59167, 118334, 177501, 236668, 295835, 355002, 473336, 532503, 591670, 710004, 887505, 1065006, 1183340, 1420008, 1775010, 2130012, 2366680, 2662515, 3550020, 4260024, 5325030, 7100040, 10650060, 21300120]

約数ペア:

[(1, 21300120), (2, 10650060), (3, 7100040), (4, 5325030), (5, 4260024), (6, 3550020), (8, 2662515), (9, 2366680), (10, 2130012), (12, 1775010), (15, 1420008), (18, 1183340), (20, 1065006), (24, 887505), (30, 710004), (36, 591670), (40, 532503), (45, 473336), (60, 355002), (72, 295835), (90, 236668), (120, 177501), (180, 118334), (360, 59167)]