21844256

素因数分解:

$2^5\times 7^1\times {\mathrm{113}}^1\times {\mathrm{863}}^1$

素因数の和:993

約数の個数: 48

約数和(自身を含む): 49641984

約数和(自身を除く): 27797728

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 113, 224, 226, 452, 791, 863, 904, 1582, 1726, 1808, 3164, 3452, 3616, 6041, 6328, 6904, 12082, 12656, 13808, 24164, 25312, 27616, 48328, 96656, 97519, 193312, 195038, 390076, 682633, 780152, 1365266, 1560304, 2730532, 3120608, 5461064, 10922128, 21844256]

約数ペア:

[(1, 21844256), (2, 10922128), (4, 5461064), (7, 3120608), (8, 2730532), (14, 1560304), (16, 1365266), (28, 780152), (32, 682633), (56, 390076), (112, 195038), (113, 193312), (224, 97519), (226, 96656), (452, 48328), (791, 27616), (863, 25312), (904, 24164), (1582, 13808), (1726, 12656), (1808, 12082), (3164, 6904), (3452, 6328), (3616, 6041)]