21336804

素因数分解:

$2^2\times 3^3\times {\mathrm{31}}^1\times {\mathrm{6373}}^1$

素因数の和:6417

約数の個数: 48

約数和(自身を含む): 57111040

約数和(自身を除く): 35774236

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 54, 62, 93, 108, 124, 186, 279, 372, 558, 837, 1116, 1674, 3348, 6373, 12746, 19119, 25492, 38238, 57357, 76476, 114714, 172071, 197563, 229428, 344142, 395126, 592689, 688284, 790252, 1185378, 1778067, 2370756, 3556134, 5334201, 7112268, 10668402, 21336804]

約数ペア:

[(1, 21336804), (2, 10668402), (3, 7112268), (4, 5334201), (6, 3556134), (9, 2370756), (12, 1778067), (18, 1185378), (27, 790252), (31, 688284), (36, 592689), (54, 395126), (62, 344142), (93, 229428), (108, 197563), (124, 172071), (186, 114714), (279, 76476), (372, 57357), (558, 38238), (837, 25492), (1116, 19119), (1674, 12746), (3348, 6373)]