21196903730

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{146519}}^1$

素因数の和:146603

約数の個数: 64

約数和(自身を含む): 43294901760

約数和(自身を除く): 22097998030

約数列:

[1, 2, 5, 10, 17, 23, 34, 37, 46, 74, 85, 115, 170, 185, 230, 370, 391, 629, 782, 851, 1258, 1702, 1955, 3145, 3910, 4255, 6290, 8510, 14467, 28934, 72335, 144670, 146519, 293038, 732595, 1465190, 2490823, 3369937, 4981646, 5421203, 6739874, 10842406, 12454115, 16849685, 24908230, 27106015, 33699370, 54212030, 57288929, 92160451, 114577858, 124687669, 184320902, 249375338, 286444645, 460802255, 572889290, 623438345, 921604510, 1246876690, 2119690373, 4239380746, 10598451865, 21196903730]

約数ペア:

[(1, 21196903730), (2, 10598451865), (5, 4239380746), (10, 2119690373), (17, 1246876690), (23, 921604510), (34, 623438345), (37, 572889290), (46, 460802255), (74, 286444645), (85, 249375338), (115, 184320902), (170, 124687669), (185, 114577858), (230, 92160451), (370, 57288929), (391, 54212030), (629, 33699370), (782, 27106015), (851, 24908230), (1258, 16849685), (1702, 12454115), (1955, 10842406), (3145, 6739874), (3910, 5421203), (4255, 4981646), (6290, 3369937), (8510, 2490823), (14467, 1465190), (28934, 732595), (72335, 293038), (144670, 146519)]