21773090

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{607}}^1$

素因数の和:842

約数の個数: 32

約数和(自身を含む): 41762304

約数和(自身を除く): 19989214

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 211, 422, 607, 1055, 1214, 2110, 3035, 3587, 6070, 7174, 10319, 17935, 20638, 35870, 51595, 103190, 128077, 256154, 640385, 1280770, 2177309, 4354618, 10886545, 21773090]

約数ペア:

[(1, 21773090), (2, 10886545), (5, 4354618), (10, 2177309), (17, 1280770), (34, 640385), (85, 256154), (170, 128077), (211, 103190), (422, 51595), (607, 35870), (1055, 20638), (1214, 17935), (2110, 10319), (3035, 7174), (3587, 6070)]