21974944

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{769}}^1$

素因数の和:845

約数の個数: 48

約数和(自身を含む): 46569600

約数和(自身を除く): 24594656

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 47, 76, 94, 152, 188, 304, 376, 608, 752, 769, 893, 1504, 1538, 1786, 3076, 3572, 6152, 7144, 12304, 14288, 14611, 24608, 28576, 29222, 36143, 58444, 72286, 116888, 144572, 233776, 289144, 467552, 578288, 686717, 1156576, 1373434, 2746868, 5493736, 10987472, 21974944]

約数ペア:

[(1, 21974944), (2, 10987472), (4, 5493736), (8, 2746868), (16, 1373434), (19, 1156576), (32, 686717), (38, 578288), (47, 467552), (76, 289144), (94, 233776), (152, 144572), (188, 116888), (304, 72286), (376, 58444), (608, 36143), (752, 29222), (769, 28576), (893, 24608), (1504, 14611), (1538, 14288), (1786, 12304), (3076, 7144), (3572, 6152)]