21085220276

素因数分解:

$2^2\times {\mathrm{31}}^2\times {\mathrm{47}}^1\times {\mathrm{116707}}^1$

素因数の和:116820

約数の個数: 36

約数和(自身を含む): 38939390784

約数和(自身を除く): 17854170508

約数列:

[1, 2, 4, 31, 47, 62, 94, 124, 188, 961, 1457, 1922, 2914, 3844, 5828, 45167, 90334, 116707, 180668, 233414, 466828, 3617917, 5485229, 7235834, 10970458, 14471668, 21940916, 112155427, 170042099, 224310854, 340084198, 448621708, 680168396, 5271305069, 10542610138, 21085220276]

約数ペア:

[(1, 21085220276), (2, 10542610138), (4, 5271305069), (31, 680168396), (47, 448621708), (62, 340084198), (94, 224310854), (124, 170042099), (188, 112155427), (961, 21940916), (1457, 14471668), (1922, 10970458), (2914, 7235834), (3844, 5485229), (5828, 3617917), (45167, 466828), (90334, 233414), (116707, 180668)]