21325696

素因数分解:

$2^7\times 7^1\times {\mathrm{23801}}^1$

素因数の和:23822

約数の個数: 32

約数和(自身を含む): 48556080

約数和(自身を除く): 27230384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 23801, 47602, 95204, 166607, 190408, 333214, 380816, 666428, 761632, 1332856, 1523264, 2665712, 3046528, 5331424, 10662848, 21325696]

約数ペア:

[(1, 21325696), (2, 10662848), (4, 5331424), (7, 3046528), (8, 2665712), (14, 1523264), (16, 1332856), (28, 761632), (32, 666428), (56, 380816), (64, 333214), (112, 190408), (128, 166607), (224, 95204), (448, 47602), (896, 23801)]