21553984

素因数分解:

$2^6\times {\mathrm{61}}^1\times {\mathrm{5521}}^1$

素因数の和:5594

約数の個数: 28

約数和(自身を含む): 43480228

約数和(自身を除く): 21926244

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 244, 488, 976, 1952, 3904, 5521, 11042, 22084, 44168, 88336, 176672, 336781, 353344, 673562, 1347124, 2694248, 5388496, 10776992, 21553984]

約数ペア:

[(1, 21553984), (2, 10776992), (4, 5388496), (8, 2694248), (16, 1347124), (32, 673562), (61, 353344), (64, 336781), (122, 176672), (244, 88336), (488, 44168), (976, 22084), (1952, 11042), (3904, 5521)]