21827087696

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{9957613}}^1$

素因数の和:9957758

約数の個数: 20

約数和(自身を含む): 42598672692

約数和(自身を除く): 20771584996

約数列:

[1, 2, 4, 8, 16, 137, 274, 548, 1096, 2192, 9957613, 19915226, 39830452, 79660904, 159321808, 1364192981, 2728385962, 5456771924, 10913543848, 21827087696]

約数ペア:

[(1, 21827087696), (2, 10913543848), (4, 5456771924), (8, 2728385962), (16, 1364192981), (137, 159321808), (274, 79660904), (548, 39830452), (1096, 19915226), (2192, 9957613)]