21410334253

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{1997}}^1\times {\mathrm{19891}}^1$

素因数の和:21913

約数の個数: 24

約数和(自身を含む): 27185043744

約数和(自身を除く): 5774709491

約数列:

[1, 7, 11, 49, 77, 539, 1997, 13979, 19891, 21967, 97853, 139237, 153769, 218801, 974659, 1076383, 1531607, 10721249, 39722327, 278056289, 436945597, 1946394023, 3058619179, 21410334253]

約数ペア:

[(1, 21410334253), (7, 3058619179), (11, 1946394023), (49, 436945597), (77, 278056289), (539, 39722327), (1997, 10721249), (13979, 1531607), (19891, 1076383), (21967, 974659), (97853, 218801), (139237, 153769)]