21345252

素因数分解:

$2^2\times 3^1\times {\mathrm{109}}^1\times {\mathrm{16319}}^1$

素因数の和:16435

約数の個数: 24

約数和(自身を含む): 50265600

約数和(自身を除く): 28920348

約数列:

[1, 2, 3, 4, 6, 12, 109, 218, 327, 436, 654, 1308, 16319, 32638, 48957, 65276, 97914, 195828, 1778771, 3557542, 5336313, 7115084, 10672626, 21345252]

約数ペア:

[(1, 21345252), (2, 10672626), (3, 7115084), (4, 5336313), (6, 3557542), (12, 1778771), (109, 195828), (218, 97914), (327, 65276), (436, 48957), (654, 32638), (1308, 16319)]