21964794112

素因数分解:

$2^8\times {\mathrm{61}}^1\times {\mathrm{1406557}}^1$

素因数の和:1406634

約数の個数: 36

約数和(自身を含む): 44562570556

約数和(自身を除く): 22597776444

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 128, 244, 256, 488, 976, 1952, 3904, 7808, 15616, 1406557, 2813114, 5626228, 11252456, 22504912, 45009824, 85799977, 90019648, 171599954, 180039296, 343199908, 360078592, 686399816, 1372799632, 2745599264, 5491198528, 10982397056, 21964794112]

約数ペア:

[(1, 21964794112), (2, 10982397056), (4, 5491198528), (8, 2745599264), (16, 1372799632), (32, 686399816), (61, 360078592), (64, 343199908), (122, 180039296), (128, 171599954), (244, 90019648), (256, 85799977), (488, 45009824), (976, 22504912), (1952, 11252456), (3904, 5626228), (7808, 2813114), (15616, 1406557)]