21953984

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{26387}}^1$

素因数の和:26412

約数の個数: 28

約数和(自身を含む): 46917864

約数和(自身を除く): 24963880

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 26387, 52774, 105548, 211096, 343031, 422192, 686062, 844384, 1372124, 1688768, 2744248, 5488496, 10976992, 21953984]

約数ペア:

[(1, 21953984), (2, 10976992), (4, 5488496), (8, 2744248), (13, 1688768), (16, 1372124), (26, 844384), (32, 686062), (52, 422192), (64, 343031), (104, 211096), (208, 105548), (416, 52774), (832, 26387)]