21180224

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{25457}}^1$

素因数の和:25482

約数の個数: 28

約数和(自身を含む): 45264324

約数和(自身を除く): 24084100

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 25457, 50914, 101828, 203656, 330941, 407312, 661882, 814624, 1323764, 1629248, 2647528, 5295056, 10590112, 21180224]

約数ペア:

[(1, 21180224), (2, 10590112), (4, 5295056), (8, 2647528), (13, 1629248), (16, 1323764), (26, 814624), (32, 661882), (52, 407312), (64, 330941), (104, 203656), (208, 101828), (416, 50914), (832, 25457)]