21168496

素因数分解:

$2^4\times {\mathrm{373}}^1\times {\mathrm{3547}}^1$

素因数の和:3928

約数の個数: 20

約数和(自身を含む): 41135512

約数和(自身を除く): 19967016

約数列:

[1, 2, 4, 8, 16, 373, 746, 1492, 2984, 3547, 5968, 7094, 14188, 28376, 56752, 1323031, 2646062, 5292124, 10584248, 21168496]

約数ペア:

[(1, 21168496), (2, 10584248), (4, 5292124), (8, 2646062), (16, 1323031), (373, 56752), (746, 28376), (1492, 14188), (2984, 7094), (3547, 5968)]