21656894

素因数分解:

$2^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1\times {\mathrm{167}}^1$

素因数の和:392

約数の個数: 32

約数和(自身を含む): 38223360

約数和(自身を除く): 16566466

約数列:

[1, 2, 7, 14, 59, 118, 157, 167, 314, 334, 413, 826, 1099, 1169, 2198, 2338, 9263, 9853, 18526, 19706, 26219, 52438, 64841, 68971, 129682, 137942, 183533, 367066, 1546921, 3093842, 10828447, 21656894]

約数ペア:

[(1, 21656894), (2, 10828447), (7, 3093842), (14, 1546921), (59, 367066), (118, 183533), (157, 137942), (167, 129682), (314, 68971), (334, 64841), (413, 52438), (826, 26219), (1099, 19706), (1169, 18526), (2198, 9853), (2338, 9263)]