21934835

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{17761}}^1$

素因数の和:17798

約数の個数: 16

約数和(自身を含む): 29840160

約数和(自身を除く): 7905325

約数列:

[1, 5, 13, 19, 65, 95, 247, 1235, 17761, 88805, 230893, 337459, 1154465, 1687295, 4386967, 21934835]

約数ペア:

[(1, 21934835), (5, 4386967), (13, 1687295), (19, 1154465), (65, 337459), (95, 230893), (247, 88805), (1235, 17761)]