20996136

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{41659}}^1$

素因数の和:41678

約数の個数: 48

約数和(自身を含む): 64989600

約数和(自身を除く): 43993464

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 41659, 83318, 124977, 166636, 249954, 291613, 333272, 374931, 499908, 583226, 749862, 874839, 999816, 1166452, 1499724, 1749678, 2332904, 2624517, 2999448, 3499356, 5249034, 6998712, 10498068, 20996136]

約数ペア:

[(1, 20996136), (2, 10498068), (3, 6998712), (4, 5249034), (6, 3499356), (7, 2999448), (8, 2624517), (9, 2332904), (12, 1749678), (14, 1499724), (18, 1166452), (21, 999816), (24, 874839), (28, 749862), (36, 583226), (42, 499908), (56, 374931), (63, 333272), (72, 291613), (84, 249954), (126, 166636), (168, 124977), (252, 83318), (504, 41659)]