21358092

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{1013}}^1$

素因数の和:1278

約数の個数: 48

約数和(自身を含む): 57238272

約数和(自身を除く): 35880180

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 251, 502, 753, 1004, 1013, 1506, 1757, 2026, 3012, 3039, 3514, 4052, 5271, 6078, 7028, 7091, 10542, 12156, 14182, 21084, 21273, 28364, 42546, 85092, 254263, 508526, 762789, 1017052, 1525578, 1779841, 3051156, 3559682, 5339523, 7119364, 10679046, 21358092]

約数ペア:

[(1, 21358092), (2, 10679046), (3, 7119364), (4, 5339523), (6, 3559682), (7, 3051156), (12, 1779841), (14, 1525578), (21, 1017052), (28, 762789), (42, 508526), (84, 254263), (251, 85092), (502, 42546), (753, 28364), (1004, 21273), (1013, 21084), (1506, 14182), (1757, 12156), (2026, 10542), (3012, 7091), (3039, 7028), (3514, 6078), (4052, 5271)]