21821542287

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{277}}^1\times {\mathrm{337}}^1\times {\mathrm{1163}}^1$

素因数の和:1847

約数の個数: 32

約数和(自身を含む): 29749754112

約数和(自身を除く): 7928211825

約数列:

[1, 3, 67, 201, 277, 337, 831, 1011, 1163, 3489, 18559, 22579, 55677, 67737, 77921, 93349, 233763, 280047, 322151, 391931, 966453, 1175793, 6254383, 18763149, 21584117, 26259377, 64752351, 78778131, 108564887, 325694661, 7273847429, 21821542287]

約数ペア:

[(1, 21821542287), (3, 7273847429), (67, 325694661), (201, 108564887), (277, 78778131), (337, 64752351), (831, 26259377), (1011, 21584117), (1163, 18763149), (3489, 6254383), (18559, 1175793), (22579, 966453), (55677, 391931), (67737, 322151), (77921, 280047), (93349, 233763)]