21223902

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{16301}}^1$

素因数の和:16344

約数の個数: 32

約数和(自身を含む): 50079744

約数和(自身を除く): 28855842

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 62, 93, 186, 217, 434, 651, 1302, 16301, 32602, 48903, 97806, 114107, 228214, 342321, 505331, 684642, 1010662, 1515993, 3031986, 3537317, 7074634, 10611951, 21223902]

約数ペア:

[(1, 21223902), (2, 10611951), (3, 7074634), (6, 3537317), (7, 3031986), (14, 1515993), (21, 1010662), (31, 684642), (42, 505331), (62, 342321), (93, 228214), (186, 114107), (217, 97806), (434, 48903), (651, 32602), (1302, 16301)]