21673691

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{971}}^1$

素因数の和:1102

約数の個数: 16

約数和(自身を含む): 24984288

約数和(自身を除く): 3310597

約数列:

[1, 13, 17, 101, 221, 971, 1313, 1717, 12623, 16507, 22321, 98071, 214591, 1274923, 1667207, 21673691]

約数ペア:

[(1, 21673691), (13, 1667207), (17, 1274923), (101, 214591), (221, 98071), (971, 22321), (1313, 16507), (1717, 12623)]