21997952

素因数分解:

$2^7\times {\mathrm{89}}^1\times {\mathrm{1931}}^1$

素因数の和:2034

約数の個数: 32

約数和(自身を含む): 44339400

約数和(自身を除く): 22341448

約数列:

[1, 2, 4, 8, 16, 32, 64, 89, 128, 178, 356, 712, 1424, 1931, 2848, 3862, 5696, 7724, 11392, 15448, 30896, 61792, 123584, 171859, 247168, 343718, 687436, 1374872, 2749744, 5499488, 10998976, 21997952]

約数ペア:

[(1, 21997952), (2, 10998976), (4, 5499488), (8, 2749744), (16, 1374872), (32, 687436), (64, 343718), (89, 247168), (128, 171859), (178, 123584), (356, 61792), (712, 30896), (1424, 15448), (1931, 11392), (2848, 7724), (3862, 5696)]