21637476

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{28621}}^1$

素因数の和:28641

約数の個数: 48

約数和(自身を含む): 64113280

約数和(自身を除く): 42475804

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 28621, 57242, 85863, 114484, 171726, 200347, 257589, 343452, 400694, 515178, 601041, 772767, 801388, 1030356, 1202082, 1545534, 1803123, 2404164, 3091068, 3606246, 5409369, 7212492, 10818738, 21637476]

約数ペア:

[(1, 21637476), (2, 10818738), (3, 7212492), (4, 5409369), (6, 3606246), (7, 3091068), (9, 2404164), (12, 1803123), (14, 1545534), (18, 1202082), (21, 1030356), (27, 801388), (28, 772767), (36, 601041), (42, 515178), (54, 400694), (63, 343452), (84, 257589), (108, 200347), (126, 171726), (189, 114484), (252, 85863), (378, 57242), (756, 28621)]