21242752

素因数分解:

$2^7\times {\mathrm{67}}^1\times {\mathrm{2477}}^1$

素因数の和:2558

約数の個数: 32

約数和(自身を含む): 42968520

約数和(自身を除く): 21725768

約数列:

[1, 2, 4, 8, 16, 32, 64, 67, 128, 134, 268, 536, 1072, 2144, 2477, 4288, 4954, 8576, 9908, 19816, 39632, 79264, 158528, 165959, 317056, 331918, 663836, 1327672, 2655344, 5310688, 10621376, 21242752]

約数ペア:

[(1, 21242752), (2, 10621376), (4, 5310688), (8, 2655344), (16, 1327672), (32, 663836), (64, 331918), (67, 317056), (128, 165959), (134, 158528), (268, 79264), (536, 39632), (1072, 19816), (2144, 9908), (2477, 8576), (4288, 4954)]