21139367060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{461}}^1\times {\mathrm{19267}}^1$

素因数の和:19761

約数の個数: 96

約数和(自身を含む): 53838183168

約数和(自身を除く): 32698816108

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 461, 476, 595, 922, 1190, 1844, 2305, 2380, 3227, 4610, 6454, 7837, 9220, 12908, 15674, 16135, 19267, 31348, 32270, 38534, 39185, 54859, 64540, 77068, 78370, 96335, 109718, 134869, 156740, 192670, 219436, 269738, 274295, 327539, 385340, 539476, 548590, 655078, 674345, 1097180, 1310156, 1348690, 1637695, 2292773, 2697380, 3275390, 4585546, 6550780, 8882087, 9171092, 11463865, 17764174, 22927730, 35528348, 44410435, 45855460, 62174609, 88820870, 124349218, 150995479, 177641740, 248698436, 301990958, 310873045, 603981916, 621746090, 754977395, 1056968353, 1243492180, 1509954790, 2113936706, 3019909580, 4227873412, 5284841765, 10569683530, 21139367060]

約数ペア:

[(1, 21139367060), (2, 10569683530), (4, 5284841765), (5, 4227873412), (7, 3019909580), (10, 2113936706), (14, 1509954790), (17, 1243492180), (20, 1056968353), (28, 754977395), (34, 621746090), (35, 603981916), (68, 310873045), (70, 301990958), (85, 248698436), (119, 177641740), (140, 150995479), (170, 124349218), (238, 88820870), (340, 62174609), (461, 45855460), (476, 44410435), (595, 35528348), (922, 22927730), (1190, 17764174), (1844, 11463865), (2305, 9171092), (2380, 8882087), (3227, 6550780), (4610, 4585546), (6454, 3275390), (7837, 2697380), (9220, 2292773), (12908, 1637695), (15674, 1348690), (16135, 1310156), (19267, 1097180), (31348, 674345), (32270, 655078), (38534, 548590), (39185, 539476), (54859, 385340), (64540, 327539), (77068, 274295), (78370, 269738), (96335, 219436), (109718, 192670), (134869, 156740)]