1821544263

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{37021}}^1$

素因数の和:37116

約数の個数: 48

約数和(自身を含む): 3326648832

約数和(自身を除く): 1505104569

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 71, 77, 99, 213, 231, 497, 639, 693, 781, 1491, 2343, 4473, 5467, 7029, 16401, 37021, 49203, 111063, 259147, 333189, 407231, 777441, 1221693, 2332323, 2628491, 2850617, 3665079, 7885473, 8551851, 18399437, 23656419, 25655553, 28913401, 55198311, 86740203, 165594933, 202393807, 260220609, 607181421, 1821544263]

約数ペア:

[(1, 1821544263), (3, 607181421), (7, 260220609), (9, 202393807), (11, 165594933), (21, 86740203), (33, 55198311), (63, 28913401), (71, 25655553), (77, 23656419), (99, 18399437), (213, 8551851), (231, 7885473), (497, 3665079), (639, 2850617), (693, 2628491), (781, 2332323), (1491, 1221693), (2343, 777441), (4473, 407231), (5467, 333189), (7029, 259147), (16401, 111063), (37021, 49203)]