21084352

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{19379}}^1$

素因数の和:19408

約数の個数: 28

約数和(自身を含む): 44302680

約数和(自身を除く): 23218328

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 136, 272, 544, 1088, 19379, 38758, 77516, 155032, 310064, 329443, 620128, 658886, 1240256, 1317772, 2635544, 5271088, 10542176, 21084352]

約数ペア:

[(1, 21084352), (2, 10542176), (4, 5271088), (8, 2635544), (16, 1317772), (17, 1240256), (32, 658886), (34, 620128), (64, 329443), (68, 310064), (136, 155032), (272, 77516), (544, 38758), (1088, 19379)]