21330630

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2663}}^1$

素因数の和:2765

約数の個数: 48

約数和(自身を含む): 56103840

約数和(自身を除く): 34773210

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 89, 90, 178, 267, 445, 534, 801, 890, 1335, 1602, 2663, 2670, 4005, 5326, 7989, 8010, 13315, 15978, 23967, 26630, 39945, 47934, 79890, 119835, 237007, 239670, 474014, 711021, 1185035, 1422042, 2133063, 2370070, 3555105, 4266126, 7110210, 10665315, 21330630]

約数ペア:

[(1, 21330630), (2, 10665315), (3, 7110210), (5, 4266126), (6, 3555105), (9, 2370070), (10, 2133063), (15, 1422042), (18, 1185035), (30, 711021), (45, 474014), (89, 239670), (90, 237007), (178, 119835), (267, 79890), (445, 47934), (534, 39945), (801, 26630), (890, 23967), (1335, 15978), (1602, 13315), (2663, 8010), (2670, 7989), (4005, 5326)]