21368156968

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{45271519}}^1$

素因数の和:45271584

約数の個数: 16

約数和(自身を含む): 40744368000

約数和(自身を除く): 19376211032

約数列:

[1, 2, 4, 8, 59, 118, 236, 472, 45271519, 90543038, 181086076, 362172152, 2671019621, 5342039242, 10684078484, 21368156968]

約数ペア:

[(1, 21368156968), (2, 10684078484), (4, 5342039242), (8, 2671019621), (59, 362172152), (118, 181086076), (236, 90543038), (472, 45271519)]