2021639235

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{5419}}^1$

素因数の和:5481

約数の個数: 128

約数和(自身を含む): 4495564800

約数和(自身を除く): 2473925565

約数列:

[1, 3, 5, 7, 11, 15, 17, 19, 21, 33, 35, 51, 55, 57, 77, 85, 95, 105, 119, 133, 165, 187, 209, 231, 255, 285, 323, 357, 385, 399, 561, 595, 627, 665, 935, 969, 1045, 1155, 1309, 1463, 1615, 1785, 1995, 2261, 2805, 3135, 3553, 3927, 4389, 4845, 5419, 6545, 6783, 7315, 10659, 11305, 16257, 17765, 19635, 21945, 24871, 27095, 33915, 37933, 53295, 59609, 74613, 81285, 92123, 102961, 113799, 124355, 178827, 189665, 276369, 298045, 308883, 373065, 417263, 460615, 514805, 568995, 644861, 720727, 894135, 1013353, 1132571, 1251789, 1381845, 1544415, 1750337, 1934583, 2086315, 2162181, 3040059, 3224305, 3397713, 3603635, 5066765, 5251011, 5662855, 6258945, 7093471, 7927997, 8751685, 9672915, 10810905, 12252359, 15200295, 16988565, 19253707, 21280413, 23783991, 26255055, 35467355, 36757077, 39639985, 57761121, 61261795, 96268535, 106402065, 118919955, 134775949, 183785385, 288805605, 404327847, 673879745, 2021639235]

約数ペア:

[(1, 2021639235), (3, 673879745), (5, 404327847), (7, 288805605), (11, 183785385), (15, 134775949), (17, 118919955), (19, 106402065), (21, 96268535), (33, 61261795), (35, 57761121), (51, 39639985), (55, 36757077), (57, 35467355), (77, 26255055), (85, 23783991), (95, 21280413), (105, 19253707), (119, 16988565), (133, 15200295), (165, 12252359), (187, 10810905), (209, 9672915), (231, 8751685), (255, 7927997), (285, 7093471), (323, 6258945), (357, 5662855), (385, 5251011), (399, 5066765), (561, 3603635), (595, 3397713), (627, 3224305), (665, 3040059), (935, 2162181), (969, 2086315), (1045, 1934583), (1155, 1750337), (1309, 1544415), (1463, 1381845), (1615, 1251789), (1785, 1132571), (1995, 1013353), (2261, 894135), (2805, 720727), (3135, 644861), (3553, 568995), (3927, 514805), (4389, 460615), (4845, 417263), (5419, 373065), (6545, 308883), (6783, 298045), (7315, 276369), (10659, 189665), (11305, 178827), (16257, 124355), (17765, 113799), (19635, 102961), (21945, 92123), (24871, 81285), (27095, 74613), (33915, 59609), (37933, 53295)]