2021649861

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{2707}}^1$

素因数の和:2842

約数の個数: 64

約数和(自身を含む): 3481491456

約数和(自身を除く): 1459841595

約数列:

[1, 3, 7, 11, 21, 33, 53, 61, 77, 159, 183, 231, 371, 427, 583, 671, 1113, 1281, 1749, 2013, 2707, 3233, 4081, 4697, 8121, 9699, 12243, 14091, 18949, 22631, 29777, 35563, 56847, 67893, 89331, 106689, 143471, 165127, 208439, 248941, 430413, 495381, 625317, 746823, 1004297, 1155889, 1578181, 1816397, 3012891, 3467667, 4734543, 5449191, 8751731, 11047267, 12714779, 26255193, 33141801, 38144337, 61262117, 96269041, 183786351, 288807123, 673883287, 2021649861]

約数ペア:

[(1, 2021649861), (3, 673883287), (7, 288807123), (11, 183786351), (21, 96269041), (33, 61262117), (53, 38144337), (61, 33141801), (77, 26255193), (159, 12714779), (183, 11047267), (231, 8751731), (371, 5449191), (427, 4734543), (583, 3467667), (671, 3012891), (1113, 1816397), (1281, 1578181), (1749, 1155889), (2013, 1004297), (2707, 746823), (3233, 625317), (4081, 495381), (4697, 430413), (8121, 248941), (9699, 208439), (12243, 165127), (14091, 143471), (18949, 106689), (22631, 89331), (29777, 67893), (35563, 56847)]