21607714

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{8951}}^1$

素因数の和:9041

約数の個数: 16

約数和(自身を含む): 34805376

約数和(自身を除く): 13197662

約数列:

[1, 2, 17, 34, 71, 142, 1207, 2414, 8951, 17902, 152167, 304334, 635521, 1271042, 10803857, 21607714]

約数ペア:

[(1, 21607714), (2, 10803857), (17, 1271042), (34, 635521), (71, 304334), (142, 152167), (1207, 17902), (2414, 8951)]