21741376

素因数分解:

$2^6\times {\mathrm{61}}^1\times {\mathrm{5569}}^1$

素因数の和:5642

約数の個数: 28

約数和(自身を含む): 43858180

約数和(自身を除く): 22116804

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 244, 488, 976, 1952, 3904, 5569, 11138, 22276, 44552, 89104, 178208, 339709, 356416, 679418, 1358836, 2717672, 5435344, 10870688, 21741376]

約数ペア:

[(1, 21741376), (2, 10870688), (4, 5435344), (8, 2717672), (16, 1358836), (32, 679418), (61, 356416), (64, 339709), (122, 178208), (244, 89104), (488, 44552), (976, 22276), (1952, 11138), (3904, 5569)]