21203627

素因数分解:

${\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:310

約数の個数: 16

約数和(自身を含む): 22654080

約数和(自身を除く): 1450453

約数列:

[1, 37, 47, 89, 137, 1739, 3293, 4183, 5069, 6439, 12193, 154771, 238243, 451141, 573071, 21203627]

約数ペア:

[(1, 21203627), (37, 573071), (47, 451141), (89, 238243), (137, 154771), (1739, 12193), (3293, 6439), (4183, 5069)]