21864336

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{947}}^1$

素因数の和:1008

約数の個数: 80

約数和(自身を含む): 62537664

約数和(自身を除く): 40673328

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 37, 39, 48, 52, 74, 78, 104, 111, 148, 156, 208, 222, 296, 312, 444, 481, 592, 624, 888, 947, 962, 1443, 1776, 1894, 1924, 2841, 2886, 3788, 3848, 5682, 5772, 7576, 7696, 11364, 11544, 12311, 15152, 22728, 23088, 24622, 35039, 36933, 45456, 49244, 70078, 73866, 98488, 105117, 140156, 147732, 196976, 210234, 280312, 295464, 420468, 455507, 560624, 590928, 840936, 911014, 1366521, 1681872, 1822028, 2733042, 3644056, 5466084, 7288112, 10932168, 21864336]

約数ペア:

[(1, 21864336), (2, 10932168), (3, 7288112), (4, 5466084), (6, 3644056), (8, 2733042), (12, 1822028), (13, 1681872), (16, 1366521), (24, 911014), (26, 840936), (37, 590928), (39, 560624), (48, 455507), (52, 420468), (74, 295464), (78, 280312), (104, 210234), (111, 196976), (148, 147732), (156, 140156), (208, 105117), (222, 98488), (296, 73866), (312, 70078), (444, 49244), (481, 45456), (592, 36933), (624, 35039), (888, 24622), (947, 23088), (962, 22728), (1443, 15152), (1776, 12311), (1894, 11544), (1924, 11364), (2841, 7696), (2886, 7576), (3788, 5772), (3848, 5682)]