21331702

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1907}}^1$

素因数の和:1980

約数の個数: 32

約数和(自身を含む): 39564288

約数和(自身を除く): 18232586

約数列:

[1, 2, 7, 14, 17, 34, 47, 94, 119, 238, 329, 658, 799, 1598, 1907, 3814, 5593, 11186, 13349, 26698, 32419, 64838, 89629, 179258, 226933, 453866, 627403, 1254806, 1523693, 3047386, 10665851, 21331702]

約数ペア:

[(1, 21331702), (2, 10665851), (7, 3047386), (14, 1523693), (17, 1254806), (34, 627403), (47, 453866), (94, 226933), (119, 179258), (238, 89629), (329, 64838), (658, 32419), (799, 26698), (1598, 13349), (1907, 11186), (3814, 5593)]