21956024

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{181}}^1\times {\mathrm{257}}^1$

素因数の和:503

約数の個数: 32

約数和(自身を含む): 42260400

約数和(自身を除く): 20304376

約数列:

[1, 2, 4, 8, 59, 118, 181, 236, 257, 362, 472, 514, 724, 1028, 1448, 2056, 10679, 15163, 21358, 30326, 42716, 46517, 60652, 85432, 93034, 121304, 186068, 372136, 2744503, 5489006, 10978012, 21956024]

約数ペア:

[(1, 21956024), (2, 10978012), (4, 5489006), (8, 2744503), (59, 372136), (118, 186068), (181, 121304), (236, 93034), (257, 85432), (362, 60652), (472, 46517), (514, 42716), (724, 30326), (1028, 21358), (1448, 15163), (2056, 10679)]