21376857456

素因数分解:

$2^4\times 3^2\times {\mathrm{367}}^1\times {\mathrm{404497}}^1$

素因数の和:404878

約数の個数: 60

約数和(自身を含む): 59988671392

約数和(自身を除く): 38611813936

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 367, 734, 1101, 1468, 2202, 2936, 3303, 4404, 5872, 6606, 8808, 13212, 17616, 26424, 52848, 404497, 808994, 1213491, 1617988, 2426982, 3235976, 3640473, 4853964, 6471952, 7280946, 9707928, 14561892, 19415856, 29123784, 58247568, 148450399, 296900798, 445351197, 593801596, 890702394, 1187603192, 1336053591, 1781404788, 2375206384, 2672107182, 3562809576, 5344214364, 7125619152, 10688428728, 21376857456]

約数ペア:

[(1, 21376857456), (2, 10688428728), (3, 7125619152), (4, 5344214364), (6, 3562809576), (8, 2672107182), (9, 2375206384), (12, 1781404788), (16, 1336053591), (18, 1187603192), (24, 890702394), (36, 593801596), (48, 445351197), (72, 296900798), (144, 148450399), (367, 58247568), (734, 29123784), (1101, 19415856), (1468, 14561892), (2202, 9707928), (2936, 7280946), (3303, 6471952), (4404, 4853964), (5872, 3640473), (6606, 3235976), (8808, 2426982), (13212, 1617988), (17616, 1213491), (26424, 808994), (52848, 404497)]