2921943

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:143

約数の個数: 32

約数和(自身を含む): 4478976

約数和(自身を除く): 1557033

約数列:

[1, 3, 17, 23, 47, 51, 53, 69, 141, 159, 391, 799, 901, 1081, 1173, 1219, 2397, 2491, 2703, 3243, 3657, 7473, 18377, 20723, 42347, 55131, 57293, 62169, 127041, 171879, 973981, 2921943]

約数ペア:

[(1, 2921943), (3, 973981), (17, 171879), (23, 127041), (47, 62169), (51, 57293), (53, 55131), (69, 42347), (141, 20723), (159, 18377), (391, 7473), (799, 3657), (901, 3243), (1081, 2703), (1173, 2491), (1219, 2397)]