21717952

素因数分解:

$2^6\times {\mathrm{61}}^1\times {\mathrm{5563}}^1$

素因数の和:5636

約数の個数: 28

約数和(自身を含む): 43810936

約数和(自身を除く): 22092984

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 244, 488, 976, 1952, 3904, 5563, 11126, 22252, 44504, 89008, 178016, 339343, 356032, 678686, 1357372, 2714744, 5429488, 10858976, 21717952]

約数ペア:

[(1, 21717952), (2, 10858976), (4, 5429488), (8, 2714744), (16, 1357372), (32, 678686), (61, 356032), (64, 339343), (122, 178016), (244, 89008), (488, 44504), (976, 22252), (1952, 11126), (3904, 5563)]