21524009

素因数分解:

${\mathrm{13}}^3\times {\mathrm{97}}^1\times {\mathrm{101}}^1$

素因数の和:237

約数の個数: 16

約数和(自身を含む): 23790480

約数和(自身を除く): 2266471

約数列:

[1, 13, 97, 101, 169, 1261, 1313, 2197, 9797, 16393, 17069, 127361, 213109, 221897, 1655693, 21524009]

約数ペア:

[(1, 21524009), (13, 1655693), (97, 221897), (101, 213109), (169, 127361), (1261, 17069), (1313, 16393), (2197, 9797)]