21909671104

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{11043181}}^1$

素因数の和:11043224

約数の個数: 28

約数和(自身を含む): 44879491648

約数和(自身を除く): 22969820544

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 496, 992, 1984, 11043181, 22086362, 44172724, 88345448, 176690896, 342338611, 353381792, 684677222, 706763584, 1369354444, 2738708888, 5477417776, 10954835552, 21909671104]

約数ペア:

[(1, 21909671104), (2, 10954835552), (4, 5477417776), (8, 2738708888), (16, 1369354444), (31, 706763584), (32, 684677222), (62, 353381792), (64, 342338611), (124, 176690896), (248, 88345448), (496, 44172724), (992, 22086362), (1984, 11043181)]