21284497585

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{17234411}}^1$

素因数の和:17234448

約数の個数: 16

約数和(自身を含む): 28953812160

約数和(自身を除く): 7669314575

約数列:

[1, 5, 13, 19, 65, 95, 247, 1235, 17234411, 86172055, 224047343, 327453809, 1120236715, 1637269045, 4256899517, 21284497585]

約数ペア:

[(1, 21284497585), (5, 4256899517), (13, 1637269045), (19, 1120236715), (65, 327453809), (95, 224047343), (247, 86172055), (1235, 17234411)]