20211512092

素因数分解:

$2^2\times {\mathrm{17}}^3\times {\mathrm{1028471}}^1$

素因数の和:1028526

約数の個数: 24

約数和(自身を含む): 37580366880

約数和(自身を除く): 17368854788

約数列:

[1, 2, 4, 17, 34, 68, 289, 578, 1156, 4913, 9826, 19652, 1028471, 2056942, 4113884, 17484007, 34968014, 69936028, 297228119, 594456238, 1188912476, 5052878023, 10105756046, 20211512092]

約数ペア:

[(1, 20211512092), (2, 10105756046), (4, 5052878023), (17, 1188912476), (34, 594456238), (68, 297228119), (289, 69936028), (578, 34968014), (1156, 17484007), (4913, 4113884), (9826, 2056942), (19652, 1028471)]