21641312970

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{152093}}^1$

素因数の和:152157

約数の個数: 128

約数和(自身を含む): 63076423680

約数和(自身を除く): 41435110710

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 27, 30, 31, 34, 45, 51, 54, 62, 85, 90, 93, 102, 135, 153, 155, 170, 186, 255, 270, 279, 306, 310, 459, 465, 510, 527, 558, 765, 837, 918, 930, 1054, 1395, 1530, 1581, 1674, 2295, 2635, 2790, 3162, 4185, 4590, 4743, 5270, 7905, 8370, 9486, 14229, 15810, 23715, 28458, 47430, 71145, 142290, 152093, 304186, 456279, 760465, 912558, 1368837, 1520930, 2281395, 2585581, 2737674, 4106511, 4562790, 4714883, 5171162, 6844185, 7756743, 8213022, 9429766, 12927905, 13688370, 14144649, 15513486, 20532555, 23270229, 23574415, 25855810, 28289298, 38783715, 41065110, 42433947, 46540458, 47148830, 69810687, 70723245, 77567430, 80153011, 84867894, 116351145, 127301841, 139621374, 141446490, 160306022, 212169735, 232702290, 240459033, 254603682, 349053435, 400765055, 424339470, 480918066, 636509205, 698106870, 721377099, 801530110, 1202295165, 1273018410, 1442754198, 2164131297, 2404590330, 3606885495, 4328262594, 7213770990, 10820656485, 21641312970]

約数ペア:

[(1, 21641312970), (2, 10820656485), (3, 7213770990), (5, 4328262594), (6, 3606885495), (9, 2404590330), (10, 2164131297), (15, 1442754198), (17, 1273018410), (18, 1202295165), (27, 801530110), (30, 721377099), (31, 698106870), (34, 636509205), (45, 480918066), (51, 424339470), (54, 400765055), (62, 349053435), (85, 254603682), (90, 240459033), (93, 232702290), (102, 212169735), (135, 160306022), (153, 141446490), (155, 139621374), (170, 127301841), (186, 116351145), (255, 84867894), (270, 80153011), (279, 77567430), (306, 70723245), (310, 69810687), (459, 47148830), (465, 46540458), (510, 42433947), (527, 41065110), (558, 38783715), (765, 28289298), (837, 25855810), (918, 23574415), (930, 23270229), (1054, 20532555), (1395, 15513486), (1530, 14144649), (1581, 13688370), (1674, 12927905), (2295, 9429766), (2635, 8213022), (2790, 7756743), (3162, 6844185), (4185, 5171162), (4590, 4714883), (4743, 4562790), (5270, 4106511), (7905, 2737674), (8370, 2585581), (9486, 2281395), (14229, 1520930), (15810, 1368837), (23715, 912558), (28458, 760465), (47430, 456279), (71145, 304186), (142290, 152093)]