21613042878

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{13908007}}^1$

素因数の和:13908056

約数の個数: 32

約数和(自身を含む): 50736413184

約数和(自身を除く): 29123370306

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 111, 222, 259, 518, 777, 1554, 13908007, 27816014, 41724021, 83448042, 97356049, 194712098, 292068147, 514596259, 584136294, 1029192518, 1543788777, 3087577554, 3602173813, 7204347626, 10806521439, 21613042878]

約数ペア:

[(1, 21613042878), (2, 10806521439), (3, 7204347626), (6, 3602173813), (7, 3087577554), (14, 1543788777), (21, 1029192518), (37, 584136294), (42, 514596259), (74, 292068147), (111, 194712098), (222, 97356049), (259, 83448042), (518, 41724021), (777, 27816014), (1554, 13908007)]