21578451786

素因数分解:

$2^1\times 3^3\times {\mathrm{131}}^1\times {\mathrm{3050389}}^1$

素因数の和:3050531

約数の個数: 32

約数和(自身を含む): 48318177600

約数和(自身を除く): 26739725814

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 131, 262, 393, 786, 1179, 2358, 3537, 7074, 3050389, 6100778, 9151167, 18302334, 27453501, 54907002, 82360503, 164721006, 399600959, 799201918, 1198802877, 2397605754, 3596408631, 7192817262, 10789225893, 21578451786]

約数ペア:

[(1, 21578451786), (2, 10789225893), (3, 7192817262), (6, 3596408631), (9, 2397605754), (18, 1198802877), (27, 799201918), (54, 399600959), (131, 164721006), (262, 82360503), (393, 54907002), (786, 27453501), (1179, 18302334), (2358, 9151167), (3537, 6100778), (7074, 3050389)]