21109248390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{839}}^1\times {\mathrm{838667}}^1$

素因数の和:839516

約数の個数: 32

約数和(自身を含む): 50722640640

約数和(自身を除く): 29613392250

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 839, 1678, 2517, 4195, 5034, 8390, 12585, 25170, 838667, 1677334, 2516001, 4193335, 5032002, 8386670, 12580005, 25160010, 703641613, 1407283226, 2110924839, 3518208065, 4221849678, 7036416130, 10554624195, 21109248390]

約数ペア:

[(1, 21109248390), (2, 10554624195), (3, 7036416130), (5, 4221849678), (6, 3518208065), (10, 2110924839), (15, 1407283226), (30, 703641613), (839, 25160010), (1678, 12580005), (2517, 8386670), (4195, 5032002), (5034, 4193335), (8390, 2516001), (12585, 1677334), (25170, 838667)]