21573300

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{10273}}^1$

素因数の和:10297

約数の個数: 72

約数和(自身を含む): 71342656

約数和(自身を除く): 49769356

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 10273, 20546, 30819, 41092, 51365, 61638, 71911, 102730, 123276, 143822, 154095, 205460, 215733, 256825, 287644, 308190, 359555, 431466, 513650, 616380, 719110, 770475, 862932, 1027300, 1078665, 1438220, 1540950, 1797775, 2157330, 3081900, 3595550, 4314660, 5393325, 7191100, 10786650, 21573300]

約数ペア:

[(1, 21573300), (2, 10786650), (3, 7191100), (4, 5393325), (5, 4314660), (6, 3595550), (7, 3081900), (10, 2157330), (12, 1797775), (14, 1540950), (15, 1438220), (20, 1078665), (21, 1027300), (25, 862932), (28, 770475), (30, 719110), (35, 616380), (42, 513650), (50, 431466), (60, 359555), (70, 308190), (75, 287644), (84, 256825), (100, 215733), (105, 205460), (140, 154095), (150, 143822), (175, 123276), (210, 102730), (300, 71911), (350, 61638), (420, 51365), (525, 41092), (700, 30819), (1050, 20546), (2100, 10273)]