21202146

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{191}}^1\times {\mathrm{881}}^1$

素因数の和:1087

約数の個数: 48

約数和(自身を含む): 52835328

約数和(自身を除く): 31633182

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 191, 382, 573, 881, 1146, 1337, 1719, 1762, 2643, 2674, 3438, 4011, 5286, 6167, 7929, 8022, 12033, 12334, 15858, 18501, 24066, 37002, 55503, 111006, 168271, 336542, 504813, 1009626, 1177897, 1514439, 2355794, 3028878, 3533691, 7067382, 10601073, 21202146]

約数ペア:

[(1, 21202146), (2, 10601073), (3, 7067382), (6, 3533691), (7, 3028878), (9, 2355794), (14, 1514439), (18, 1177897), (21, 1009626), (42, 504813), (63, 336542), (126, 168271), (191, 111006), (382, 55503), (573, 37002), (881, 24066), (1146, 18501), (1337, 15858), (1719, 12334), (1762, 12033), (2643, 8022), (2674, 7929), (3438, 6167), (4011, 5286)]