21588240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{293}}^1\times {\mathrm{307}}^1$

素因数の和:616

約数の個数: 80

約数和(自身を含む): 67370688

約数和(自身を除く): 45782448

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 293, 307, 586, 614, 879, 921, 1172, 1228, 1465, 1535, 1758, 1842, 2344, 2456, 2930, 3070, 3516, 3684, 4395, 4605, 4688, 4912, 5860, 6140, 7032, 7368, 8790, 9210, 11720, 12280, 14064, 14736, 17580, 18420, 23440, 24560, 35160, 36840, 70320, 73680, 89951, 179902, 269853, 359804, 449755, 539706, 719608, 899510, 1079412, 1349265, 1439216, 1799020, 2158824, 2698530, 3598040, 4317648, 5397060, 7196080, 10794120, 21588240]

約数ペア:

[(1, 21588240), (2, 10794120), (3, 7196080), (4, 5397060), (5, 4317648), (6, 3598040), (8, 2698530), (10, 2158824), (12, 1799020), (15, 1439216), (16, 1349265), (20, 1079412), (24, 899510), (30, 719608), (40, 539706), (48, 449755), (60, 359804), (80, 269853), (120, 179902), (240, 89951), (293, 73680), (307, 70320), (586, 36840), (614, 35160), (879, 24560), (921, 23440), (1172, 18420), (1228, 17580), (1465, 14736), (1535, 14064), (1758, 12280), (1842, 11720), (2344, 9210), (2456, 8790), (2930, 7368), (3070, 7032), (3516, 6140), (3684, 5860), (4395, 4912), (4605, 4688)]