21098434

素因数分解:

$2^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{271}}^1$

素因数の和:430

約数の個数: 32

約数和(自身を含む): 37287936

約数和(自身を除く): 16189502

約数列:

[1, 2, 7, 14, 67, 83, 134, 166, 271, 469, 542, 581, 938, 1162, 1897, 3794, 5561, 11122, 18157, 22493, 36314, 38927, 44986, 77854, 127099, 157451, 254198, 314902, 1507031, 3014062, 10549217, 21098434]

約数ペア:

[(1, 21098434), (2, 10549217), (7, 3014062), (14, 1507031), (67, 314902), (83, 254198), (134, 157451), (166, 127099), (271, 77854), (469, 44986), (542, 38927), (581, 36314), (938, 22493), (1162, 18157), (1897, 11122), (3794, 5561)]