21386624

素因数分解:

$2^7\times 7^1\times {\mathrm{23869}}^1$

素因数の和:23890

約数の個数: 32

約数和(自身を含む): 48694800

約数和(自身を除く): 27308176

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 23869, 47738, 95476, 167083, 190952, 334166, 381904, 668332, 763808, 1336664, 1527616, 2673328, 3055232, 5346656, 10693312, 21386624]

約数ペア:

[(1, 21386624), (2, 10693312), (4, 5346656), (7, 3055232), (8, 2673328), (14, 1527616), (16, 1336664), (28, 763808), (32, 668332), (56, 381904), (64, 334166), (112, 190952), (128, 167083), (224, 95476), (448, 47738), (896, 23869)]