21797842

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{349}}^1$

素因数の和:546

約数の個数: 32

約数和(自身を含む): 38102400

約数和(自身を除く): 16304558

約数列:

[1, 2, 11, 17, 22, 34, 167, 187, 334, 349, 374, 698, 1837, 2839, 3674, 3839, 5678, 5933, 7678, 11866, 31229, 58283, 62458, 65263, 116566, 130526, 641113, 990811, 1282226, 1981622, 10898921, 21797842]

約数ペア:

[(1, 21797842), (2, 10898921), (11, 1981622), (17, 1282226), (22, 990811), (34, 641113), (167, 130526), (187, 116566), (334, 65263), (349, 62458), (374, 58283), (698, 31229), (1837, 11866), (2839, 7678), (3674, 5933), (3839, 5678)]