21384030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{8009}}^1$

素因数の和:8108

約数の個数: 32

約数和(自身を含む): 51904800

約数和(自身を除く): 30520770

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 89, 178, 267, 445, 534, 890, 1335, 2670, 8009, 16018, 24027, 40045, 48054, 80090, 120135, 240270, 712801, 1425602, 2138403, 3564005, 4276806, 7128010, 10692015, 21384030]

約数ペア:

[(1, 21384030), (2, 10692015), (3, 7128010), (5, 4276806), (6, 3564005), (10, 2138403), (15, 1425602), (30, 712801), (89, 240270), (178, 120135), (267, 80090), (445, 48054), (534, 40045), (890, 24027), (1335, 16018), (2670, 8009)]