21333006044

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{823}}^1\times {\mathrm{17467}}^1$

素因数の和:18354

約数の個数: 48

約数和(自身を含む): 43526343168

約数和(自身を除く): 22193337124

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 742, 823, 1484, 1646, 3292, 5761, 11522, 17467, 23044, 34934, 43619, 69868, 87238, 122269, 174476, 244538, 305333, 489076, 610666, 925751, 1221332, 1851502, 3703004, 6480257, 12960514, 14375341, 25921028, 28750682, 57501364, 100627387, 201254774, 402509548, 761893073, 1523786146, 3047572292, 5333251511, 10666503022, 21333006044]

約数ペア:

[(1, 21333006044), (2, 10666503022), (4, 5333251511), (7, 3047572292), (14, 1523786146), (28, 761893073), (53, 402509548), (106, 201254774), (212, 100627387), (371, 57501364), (742, 28750682), (823, 25921028), (1484, 14375341), (1646, 12960514), (3292, 6480257), (5761, 3703004), (11522, 1851502), (17467, 1221332), (23044, 925751), (34934, 610666), (43619, 489076), (69868, 305333), (87238, 244538), (122269, 174476)]