21909614

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{3821}}^1$

素因数の和:3931

約数の個数: 16

約数和(自身を含む): 34122816

約数和(自身を除く): 12213202

約数列:

[1, 2, 47, 61, 94, 122, 2867, 3821, 5734, 7642, 179587, 233081, 359174, 466162, 10954807, 21909614]

約数ペア:

[(1, 21909614), (2, 10954807), (47, 466162), (61, 359174), (94, 233081), (122, 179587), (2867, 7642), (3821, 5734)]