21869429

素因数分解:

${\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{271}}^1$

素因数の和:436

約数の個数: 16

約数和(自身を含む): 23970816

約数和(自身を除く): 2101387

約数列:

[1, 17, 47, 101, 271, 799, 1717, 4607, 4747, 12737, 27371, 80699, 216529, 465307, 1286437, 21869429]

約数ペア:

[(1, 21869429), (17, 1286437), (47, 465307), (101, 216529), (271, 80699), (799, 27371), (1717, 12737), (4607, 4747)]