20212821056

素因数分解:

$2^6\times {\mathrm{307}}^1\times {\mathrm{1028747}}^1$

素因数の和:1029066

約数の個数: 28

約数和(自身を含む): 40240506768

約数和(自身を除く): 20027685712

約数列:

[1, 2, 4, 8, 16, 32, 64, 307, 614, 1228, 2456, 4912, 9824, 19648, 1028747, 2057494, 4114988, 8229976, 16459952, 32919904, 65839808, 315825329, 631650658, 1263301316, 2526602632, 5053205264, 10106410528, 20212821056]

約数ペア:

[(1, 20212821056), (2, 10106410528), (4, 5053205264), (8, 2526602632), (16, 1263301316), (32, 631650658), (64, 315825329), (307, 65839808), (614, 32919904), (1228, 16459952), (2456, 8229976), (4912, 4114988), (9824, 2057494), (19648, 1028747)]