21563922

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{1297}}^1$

素因数の和:1482

約数の個数: 32

約数和(自身を含む): 45980352

約数和(自身を除く): 24416430

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 163, 326, 489, 978, 1297, 2594, 2771, 3891, 5542, 7782, 8313, 16626, 22049, 44098, 66147, 132294, 211411, 422822, 634233, 1268466, 3593987, 7187974, 10781961, 21563922]

約数ペア:

[(1, 21563922), (2, 10781961), (3, 7187974), (6, 3593987), (17, 1268466), (34, 634233), (51, 422822), (102, 211411), (163, 132294), (326, 66147), (489, 44098), (978, 22049), (1297, 16626), (2594, 8313), (2771, 7782), (3891, 5542)]