21339488

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{39227}}^1$

素因数の和:39254

約数の個数: 24

約数和(自身を含む): 44484552

約数和(自身を除く): 23145064

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 544, 39227, 78454, 156908, 313816, 627632, 666859, 1255264, 1333718, 2667436, 5334872, 10669744, 21339488]

約数ペア:

[(1, 21339488), (2, 10669744), (4, 5334872), (8, 2667436), (16, 1333718), (17, 1255264), (32, 666859), (34, 627632), (68, 313816), (136, 156908), (272, 78454), (544, 39227)]