21560136

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3637}}^1$

素因数の和:3678

約数の個数: 64

約数和(自身を含む): 61118400

約数和(自身を除く): 39558264

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 38, 39, 52, 57, 76, 78, 104, 114, 152, 156, 228, 247, 312, 456, 494, 741, 988, 1482, 1976, 2964, 3637, 5928, 7274, 10911, 14548, 21822, 29096, 43644, 47281, 69103, 87288, 94562, 138206, 141843, 189124, 207309, 276412, 283686, 378248, 414618, 552824, 567372, 829236, 898339, 1134744, 1658472, 1796678, 2695017, 3593356, 5390034, 7186712, 10780068, 21560136]

約数ペア:

[(1, 21560136), (2, 10780068), (3, 7186712), (4, 5390034), (6, 3593356), (8, 2695017), (12, 1796678), (13, 1658472), (19, 1134744), (24, 898339), (26, 829236), (38, 567372), (39, 552824), (52, 414618), (57, 378248), (76, 283686), (78, 276412), (104, 207309), (114, 189124), (152, 141843), (156, 138206), (228, 94562), (247, 87288), (312, 69103), (456, 47281), (494, 43644), (741, 29096), (988, 21822), (1482, 14548), (1976, 10911), (2964, 7274), (3637, 5928)]