21339300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{83}}^1\times {\mathrm{857}}^1$

素因数の和:957

約数の個数: 72

約数和(自身を含む): 62558496

約数和(自身を除く): 41219196

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 83, 100, 150, 166, 249, 300, 332, 415, 498, 830, 857, 996, 1245, 1660, 1714, 2075, 2490, 2571, 3428, 4150, 4285, 4980, 5142, 6225, 8300, 8570, 10284, 12450, 12855, 17140, 21425, 24900, 25710, 42850, 51420, 64275, 71131, 85700, 128550, 142262, 213393, 257100, 284524, 355655, 426786, 711310, 853572, 1066965, 1422620, 1778275, 2133930, 3556550, 4267860, 5334825, 7113100, 10669650, 21339300]

約数ペア:

[(1, 21339300), (2, 10669650), (3, 7113100), (4, 5334825), (5, 4267860), (6, 3556550), (10, 2133930), (12, 1778275), (15, 1422620), (20, 1066965), (25, 853572), (30, 711310), (50, 426786), (60, 355655), (75, 284524), (83, 257100), (100, 213393), (150, 142262), (166, 128550), (249, 85700), (300, 71131), (332, 64275), (415, 51420), (498, 42850), (830, 25710), (857, 24900), (996, 21425), (1245, 17140), (1660, 12855), (1714, 12450), (2075, 10284), (2490, 8570), (2571, 8300), (3428, 6225), (4150, 5142), (4285, 4980)]