21477985284

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{4049}}^1\times {\mathrm{63149}}^1$

素因数の和:67212

約数の個数: 48

約数和(自身を含む): 57289680000

約数和(自身を除く): 35811694716

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 4049, 8098, 12147, 16196, 24294, 28343, 48588, 56686, 63149, 85029, 113372, 126298, 170058, 189447, 252596, 340116, 378894, 442043, 757788, 884086, 1326129, 1768172, 2652258, 5304516, 255690301, 511380602, 767070903, 1022761204, 1534141806, 1789832107, 3068283612, 3579664214, 5369496321, 7159328428, 10738992642, 21477985284]

約数ペア:

[(1, 21477985284), (2, 10738992642), (3, 7159328428), (4, 5369496321), (6, 3579664214), (7, 3068283612), (12, 1789832107), (14, 1534141806), (21, 1022761204), (28, 767070903), (42, 511380602), (84, 255690301), (4049, 5304516), (8098, 2652258), (12147, 1768172), (16196, 1326129), (24294, 884086), (28343, 757788), (48588, 442043), (56686, 378894), (63149, 340116), (85029, 252596), (113372, 189447), (126298, 170058)]