21832672

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{241}}^1$

素因数の和:419

約数の個数: 48

約数和(自身を含む): 45738000

約数和(自身を除く): 23905328

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 149, 152, 241, 298, 304, 482, 596, 608, 964, 1192, 1928, 2384, 2831, 3856, 4579, 4768, 5662, 7712, 9158, 11324, 18316, 22648, 35909, 36632, 45296, 71818, 73264, 90592, 143636, 146528, 287272, 574544, 682271, 1149088, 1364542, 2729084, 5458168, 10916336, 21832672]

約数ペア:

[(1, 21832672), (2, 10916336), (4, 5458168), (8, 2729084), (16, 1364542), (19, 1149088), (32, 682271), (38, 574544), (76, 287272), (149, 146528), (152, 143636), (241, 90592), (298, 73264), (304, 71818), (482, 45296), (596, 36632), (608, 35909), (964, 22648), (1192, 18316), (1928, 11324), (2384, 9158), (2831, 7712), (3856, 5662), (4579, 4768)]