21335482

素因数分解:

$2^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:203

約数の個数: 48

約数和(自身を含む): 39184992

約数和(自身を除く): 17849510

約数列:

[1, 2, 7, 14, 43, 49, 61, 83, 86, 98, 122, 166, 301, 427, 581, 602, 854, 1162, 2107, 2623, 2989, 3569, 4067, 4214, 5063, 5246, 5978, 7138, 8134, 10126, 18361, 24983, 35441, 36722, 49966, 70882, 128527, 174881, 217709, 248087, 257054, 349762, 435418, 496174, 1523963, 3047926, 10667741, 21335482]

約数ペア:

[(1, 21335482), (2, 10667741), (7, 3047926), (14, 1523963), (43, 496174), (49, 435418), (61, 349762), (83, 257054), (86, 248087), (98, 217709), (122, 174881), (166, 128527), (301, 70882), (427, 49966), (581, 36722), (602, 35441), (854, 24983), (1162, 18361), (2107, 10126), (2623, 8134), (2989, 7138), (3569, 5978), (4067, 5246), (4214, 5063)]