21542848

素因数分解:

$2^6\times {\mathrm{409}}^1\times {\mathrm{823}}^1$

素因数の和:1244

約数の個数: 28

約数和(自身を含む): 42905680

約数和(自身を除く): 21362832

約数列:

[1, 2, 4, 8, 16, 32, 64, 409, 818, 823, 1636, 1646, 3272, 3292, 6544, 6584, 13088, 13168, 26176, 26336, 52672, 336607, 673214, 1346428, 2692856, 5385712, 10771424, 21542848]

約数ペア:

[(1, 21542848), (2, 10771424), (4, 5385712), (8, 2692856), (16, 1346428), (32, 673214), (64, 336607), (409, 52672), (818, 26336), (823, 26176), (1636, 13168), (1646, 13088), (3272, 6584), (3292, 6544)]