21712098

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{2609}}^1$

素因数の和:2706

約数の個数: 32

約数和(自身を含む): 46353600

約数和(自身を除く): 24641502

約数列:

[1, 2, 3, 6, 19, 38, 57, 73, 114, 146, 219, 438, 1387, 2609, 2774, 4161, 5218, 7827, 8322, 15654, 49571, 99142, 148713, 190457, 297426, 380914, 571371, 1142742, 3618683, 7237366, 10856049, 21712098]

約数ペア:

[(1, 21712098), (2, 10856049), (3, 7237366), (6, 3618683), (19, 1142742), (38, 571371), (57, 380914), (73, 297426), (114, 190457), (146, 148713), (219, 99142), (438, 49571), (1387, 15654), (2609, 8322), (2774, 7827), (4161, 5218)]