21071100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{70237}}^1$

素因数の和:70254

約数の個数: 36

約数和(自身を含む): 60966584

約数和(自身を除く): 39895484

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 70237, 140474, 210711, 280948, 351185, 421422, 702370, 842844, 1053555, 1404740, 1755925, 2107110, 3511850, 4214220, 5267775, 7023700, 10535550, 21071100]

約数ペア:

[(1, 21071100), (2, 10535550), (3, 7023700), (4, 5267775), (5, 4214220), (6, 3511850), (10, 2107110), (12, 1755925), (15, 1404740), (20, 1053555), (25, 842844), (30, 702370), (50, 421422), (60, 351185), (75, 280948), (100, 210711), (150, 140474), (300, 70237)]