21428416

素因数分解:

$2^6\times {\mathrm{113}}^1\times {\mathrm{2963}}^1$

素因数の和:3088

約数の個数: 28

約数和(自身を含む): 42912792

約数和(自身を除く): 21484376

約数列:

[1, 2, 4, 8, 16, 32, 64, 113, 226, 452, 904, 1808, 2963, 3616, 5926, 7232, 11852, 23704, 47408, 94816, 189632, 334819, 669638, 1339276, 2678552, 5357104, 10714208, 21428416]

約数ペア:

[(1, 21428416), (2, 10714208), (4, 5357104), (8, 2678552), (16, 1339276), (32, 669638), (64, 334819), (113, 189632), (226, 94816), (452, 47408), (904, 23704), (1808, 11852), (2963, 7232), (3616, 5926)]