21231607670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{752627}}^1$

素因数の和:752685

約数の個数: 64

約数和(自身を含む): 48553537536

約数和(自身を除く): 27321929866

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 31, 35, 62, 65, 70, 91, 130, 155, 182, 217, 310, 403, 434, 455, 806, 910, 1085, 2015, 2170, 2821, 4030, 5642, 14105, 28210, 752627, 1505254, 3763135, 5268389, 7526270, 9784151, 10536778, 19568302, 23331437, 26341945, 46662874, 48920755, 52683890, 68489057, 97841510, 116657185, 136978114, 163320059, 233314370, 303308681, 326640118, 342445285, 606617362, 684890570, 816600295, 1516543405, 1633200590, 2123160767, 3033086810, 4246321534, 10615803835, 21231607670]

約数ペア:

[(1, 21231607670), (2, 10615803835), (5, 4246321534), (7, 3033086810), (10, 2123160767), (13, 1633200590), (14, 1516543405), (26, 816600295), (31, 684890570), (35, 606617362), (62, 342445285), (65, 326640118), (70, 303308681), (91, 233314370), (130, 163320059), (155, 136978114), (182, 116657185), (217, 97841510), (310, 68489057), (403, 52683890), (434, 48920755), (455, 46662874), (806, 26341945), (910, 23331437), (1085, 19568302), (2015, 10536778), (2170, 9784151), (2821, 7526270), (4030, 5268389), (5642, 3763135), (14105, 1505254), (28210, 752627)]