21836586429

素因数分解:

$3^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{11287}}^1$

素因数の和:11455

約数の個数: 72

約数和(自身を含む): 37940954688

約数和(自身を除く): 16104368259

約数列:

[1, 3, 7, 9, 21, 41, 49, 63, 107, 123, 147, 287, 321, 369, 441, 749, 861, 963, 2009, 2247, 2583, 4387, 5243, 6027, 6741, 11287, 13161, 15729, 18081, 30709, 33861, 39483, 47187, 79009, 92127, 101583, 214963, 237027, 276381, 462767, 553063, 644889, 711081, 1207709, 1388301, 1659189, 1934667, 3239369, 3623127, 4164903, 4977567, 8453963, 9718107, 10869381, 22675583, 25361889, 29154321, 49516069, 59177741, 68026749, 76085667, 148548207, 177533223, 204080247, 346612483, 445644621, 532599669, 1039837449, 2426287381, 3119512347, 7278862143, 21836586429]

約数ペア:

[(1, 21836586429), (3, 7278862143), (7, 3119512347), (9, 2426287381), (21, 1039837449), (41, 532599669), (49, 445644621), (63, 346612483), (107, 204080247), (123, 177533223), (147, 148548207), (287, 76085667), (321, 68026749), (369, 59177741), (441, 49516069), (749, 29154321), (861, 25361889), (963, 22675583), (2009, 10869381), (2247, 9718107), (2583, 8453963), (4387, 4977567), (5243, 4164903), (6027, 3623127), (6741, 3239369), (11287, 1934667), (13161, 1659189), (15729, 1388301), (18081, 1207709), (30709, 711081), (33861, 644889), (39483, 553063), (47187, 462767), (79009, 276381), (92127, 237027), (101583, 214963)]