21384210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{712807}}^1$

素因数の和:712817

約数の個数: 16

約数和(自身を含む): 51322176

約数和(自身を除く): 29937966

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 712807, 1425614, 2138421, 3564035, 4276842, 7128070, 10692105, 21384210]

約数ペア:

[(1, 21384210), (2, 10692105), (3, 7128070), (5, 4276842), (6, 3564035), (10, 2138421), (15, 1425614), (30, 712807)]