21319392

素因数分解:

$2^5\times 3^1\times {\mathrm{137}}^1\times {\mathrm{1621}}^1$

素因数の和:1771

約数の個数: 48

約数和(自身を含む): 56406672

約数和(自身を除く): 35087280

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 137, 274, 411, 548, 822, 1096, 1621, 1644, 2192, 3242, 3288, 4384, 4863, 6484, 6576, 9726, 12968, 13152, 19452, 25936, 38904, 51872, 77808, 155616, 222077, 444154, 666231, 888308, 1332462, 1776616, 2664924, 3553232, 5329848, 7106464, 10659696, 21319392]

約数ペア:

[(1, 21319392), (2, 10659696), (3, 7106464), (4, 5329848), (6, 3553232), (8, 2664924), (12, 1776616), (16, 1332462), (24, 888308), (32, 666231), (48, 444154), (96, 222077), (137, 155616), (274, 77808), (411, 51872), (548, 38904), (822, 25936), (1096, 19452), (1621, 13152), (1644, 12968), (2192, 9726), (3242, 6576), (3288, 6484), (4384, 4863)]