21585376

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{39679}}^1$

素因数の和:39706

約数の個数: 24

約数和(自身を含む): 44997120

約数和(自身を除く): 23411744

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 544, 39679, 79358, 158716, 317432, 634864, 674543, 1269728, 1349086, 2698172, 5396344, 10792688, 21585376]

約数ペア:

[(1, 21585376), (2, 10792688), (4, 5396344), (8, 2698172), (16, 1349086), (17, 1269728), (32, 674543), (34, 634864), (68, 317432), (136, 158716), (272, 79358), (544, 39679)]