21043092

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{3739}}^1$

素因数の和:3820

約数の個数: 48

約数和(自身を含む): 56967680

約数和(自身を除く): 35924588

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 67, 84, 134, 201, 268, 402, 469, 804, 938, 1407, 1876, 2814, 3739, 5628, 7478, 11217, 14956, 22434, 26173, 44868, 52346, 78519, 104692, 157038, 250513, 314076, 501026, 751539, 1002052, 1503078, 1753591, 3006156, 3507182, 5260773, 7014364, 10521546, 21043092]

約数ペア:

[(1, 21043092), (2, 10521546), (3, 7014364), (4, 5260773), (6, 3507182), (7, 3006156), (12, 1753591), (14, 1503078), (21, 1002052), (28, 751539), (42, 501026), (67, 314076), (84, 250513), (134, 157038), (201, 104692), (268, 78519), (402, 52346), (469, 44868), (804, 26173), (938, 22434), (1407, 14956), (1876, 11217), (2814, 7478), (3739, 5628)]