21978176

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{31219}}^1$

素因数の和:31242

約数の個数: 28

約数和(自身を含む): 47579280

約数和(自身を除く): 25601104

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 176, 352, 704, 31219, 62438, 124876, 249752, 343409, 499504, 686818, 999008, 1373636, 1998016, 2747272, 5494544, 10989088, 21978176]

約数ペア:

[(1, 21978176), (2, 10989088), (4, 5494544), (8, 2747272), (11, 1998016), (16, 1373636), (22, 999008), (32, 686818), (44, 499504), (64, 343409), (88, 249752), (176, 124876), (352, 62438), (704, 31219)]