21205280712

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{11474719}}^1$

素因数の和:11474746

約数の個数: 64

約数和(自身を含む): 66094387200

約数和(自身を除く): 44889106488

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 56, 66, 77, 84, 88, 132, 154, 168, 231, 264, 308, 462, 616, 924, 1848, 11474719, 22949438, 34424157, 45898876, 68848314, 80323033, 91797752, 126221909, 137696628, 160646066, 240969099, 252443818, 275393256, 321292132, 378665727, 481938198, 504887636, 642584264, 757331454, 883553363, 963876396, 1009775272, 1514662908, 1767106726, 1927752792, 2650660089, 3029325816, 3534213452, 5301320178, 7068426904, 10602640356, 21205280712]

約数ペア:

[(1, 21205280712), (2, 10602640356), (3, 7068426904), (4, 5301320178), (6, 3534213452), (7, 3029325816), (8, 2650660089), (11, 1927752792), (12, 1767106726), (14, 1514662908), (21, 1009775272), (22, 963876396), (24, 883553363), (28, 757331454), (33, 642584264), (42, 504887636), (44, 481938198), (56, 378665727), (66, 321292132), (77, 275393256), (84, 252443818), (88, 240969099), (132, 160646066), (154, 137696628), (168, 126221909), (231, 91797752), (264, 80323033), (308, 68848314), (462, 45898876), (616, 34424157), (924, 22949438), (1848, 11474719)]