21195344

素因数分解:

$2^4\times {\mathrm{853}}^1\times {\mathrm{1553}}^1$

素因数の和:2414

約数の個数: 20

約数和(自身を含む): 41140596

約数和(自身を除く): 19945252

約数列:

[1, 2, 4, 8, 16, 853, 1553, 1706, 3106, 3412, 6212, 6824, 12424, 13648, 24848, 1324709, 2649418, 5298836, 10597672, 21195344]

約数ペア:

[(1, 21195344), (2, 10597672), (4, 5298836), (8, 2649418), (16, 1324709), (853, 24848), (1553, 13648), (1706, 12424), (3106, 6824), (3412, 6212)]