21000468741119

素因数分解:

$7^1\times {\mathrm{67}}^1\times {\mathrm{503}}^1\times {\mathrm{17431}}^1\times {\mathrm{5107}}^1$

素因数の和:23115

約数の個数: 32

約数和(自身を含む): 24413359251456

約数和(自身を除く): 3412890510337

約数列:

[1, 7, 67, 469, 503, 3521, 5107, 17431, 33701, 35749, 122017, 235907, 342169, 1167877, 2395183, 2568821, 8175139, 8767793, 17981747, 61374551, 89020117, 172111007, 587442131, 623140819, 1204777049, 4112094917, 5964347839, 41750434873, 44777118851, 313439831957, 3000066963017, 21000468741119]

約数ペア:

[(1, 21000468741119), (7, 3000066963017), (67, 313439831957), (469, 44777118851), (503, 41750434873), (3521, 5964347839), (5107, 4112094917), (17431, 1204777049), (33701, 623140819), (35749, 587442131), (122017, 172111007), (235907, 89020117), (342169, 61374551), (1167877, 17981747), (2395183, 8767793), (2568821, 8175139)]