21310599

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{359}}^1\times {\mathrm{421}}^1$

素因数の和:830

約数の個数: 16

約数和(自身を含む): 29168640

約数和(自身を除く): 7858041

約数列:

[1, 3, 47, 141, 359, 421, 1077, 1263, 16873, 19787, 50619, 59361, 151139, 453417, 7103533, 21310599]

約数ペア:

[(1, 21310599), (3, 7103533), (47, 453417), (141, 151139), (359, 59361), (421, 50619), (1077, 19787), (1263, 16873)]