21461921

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{401}}^1$

素因数の和:616

約数の個数: 16

約数和(自身を含む): 24312960

約数和(自身を除く): 2851039

約数列:

[1, 13, 23, 179, 299, 401, 2327, 4117, 5213, 9223, 53521, 71779, 119899, 933127, 1650917, 21461921]

約数ペア:

[(1, 21461921), (13, 1650917), (23, 933127), (179, 119899), (299, 71779), (401, 53521), (2327, 9223), (4117, 5213)]