2021360012

素因数分解:

$2^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{281}}^1\times {\mathrm{1291}}^1$

素因数の和:1782

約数の個数: 48

約数和(自身を含む): 4080652800

約数和(自身を除く): 2059292788

約数列:

[1, 2, 4, 7, 14, 28, 199, 281, 398, 562, 796, 1124, 1291, 1393, 1967, 2582, 2786, 3934, 5164, 5572, 7868, 9037, 18074, 36148, 55919, 111838, 223676, 256909, 362771, 391433, 513818, 725542, 782866, 1027636, 1451084, 1565732, 1798363, 2539397, 3596726, 5078794, 7193452, 10157588, 72191429, 144382858, 288765716, 505340003, 1010680006, 2021360012]

約数ペア:

[(1, 2021360012), (2, 1010680006), (4, 505340003), (7, 288765716), (14, 144382858), (28, 72191429), (199, 10157588), (281, 7193452), (398, 5078794), (562, 3596726), (796, 2539397), (1124, 1798363), (1291, 1565732), (1393, 1451084), (1967, 1027636), (2582, 782866), (2786, 725542), (3934, 513818), (5164, 391433), (5572, 362771), (7868, 256909), (9037, 223676), (18074, 111838), (36148, 55919)]