21849224

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{44773}}^1$

素因数の和:44840

約数の個数: 16

約数和(自身を含む): 41639820

約数和(自身を除く): 19790596

約数列:

[1, 2, 4, 8, 61, 122, 244, 488, 44773, 89546, 179092, 358184, 2731153, 5462306, 10924612, 21849224]

約数ペア:

[(1, 21849224), (2, 10924612), (4, 5462306), (8, 2731153), (61, 358184), (122, 179092), (244, 89546), (488, 44773)]