21960210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{829}}^1\times {\mathrm{883}}^1$

素因数の和:1722

約数の個数: 32

約数和(自身を含む): 52827840

約数和(自身を除く): 30867630

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 829, 883, 1658, 1766, 2487, 2649, 4145, 4415, 4974, 5298, 8290, 8830, 12435, 13245, 24870, 26490, 732007, 1464014, 2196021, 3660035, 4392042, 7320070, 10980105, 21960210]

約数ペア:

[(1, 21960210), (2, 10980105), (3, 7320070), (5, 4392042), (6, 3660035), (10, 2196021), (15, 1464014), (30, 732007), (829, 26490), (883, 24870), (1658, 13245), (1766, 12435), (2487, 8830), (2649, 8290), (4145, 5298), (4415, 4974)]