21348330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{349}}^1\times {\mathrm{2039}}^1$

素因数の和:2398

約数の個数: 32

約数和(自身を含む): 51408000

約数和(自身を除く): 30059670

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 349, 698, 1047, 1745, 2039, 2094, 3490, 4078, 5235, 6117, 10195, 10470, 12234, 20390, 30585, 61170, 711611, 1423222, 2134833, 3558055, 4269666, 7116110, 10674165, 21348330]

約数ペア:

[(1, 21348330), (2, 10674165), (3, 7116110), (5, 4269666), (6, 3558055), (10, 2134833), (15, 1423222), (30, 711611), (349, 61170), (698, 30585), (1047, 20390), (1745, 12234), (2039, 10470), (2094, 10195), (3490, 6117), (4078, 5235)]