21488704

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{10831}}^1$

素因数の和:10874

約数の個数: 28

約数和(自身を含む): 44021248

約数和(自身を除く): 22532544

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 496, 992, 1984, 10831, 21662, 43324, 86648, 173296, 335761, 346592, 671522, 693184, 1343044, 2686088, 5372176, 10744352, 21488704]

約数ペア:

[(1, 21488704), (2, 10744352), (4, 5372176), (8, 2686088), (16, 1343044), (31, 693184), (32, 671522), (62, 346592), (64, 335761), (124, 173296), (248, 86648), (496, 43324), (992, 21662), (1984, 10831)]