21056598

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{6841}}^1$

素因数の和:6874

約数の個数: 40

約数和(自身を含む): 49672920

約数和(自身を除く): 28616322

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 342, 513, 1026, 1539, 3078, 6841, 13682, 20523, 41046, 61569, 123138, 129979, 184707, 259958, 369414, 389937, 554121, 779874, 1108242, 1169811, 2339622, 3509433, 7018866, 10528299, 21056598]

約数ペア:

[(1, 21056598), (2, 10528299), (3, 7018866), (6, 3509433), (9, 2339622), (18, 1169811), (19, 1108242), (27, 779874), (38, 554121), (54, 389937), (57, 369414), (81, 259958), (114, 184707), (162, 129979), (171, 123138), (342, 61569), (513, 41046), (1026, 20523), (1539, 13682), (3078, 6841)]