21313525

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{367}}^1$

素因数の和:501

約数の個数: 24

約数和(自身を含む): 27926784

約数和(自身を除く): 6613259

約数列:

[1, 5, 23, 25, 101, 115, 367, 505, 575, 1835, 2323, 2525, 8441, 9175, 11615, 37067, 42205, 58075, 185335, 211025, 852541, 926675, 4262705, 21313525]

約数ペア:

[(1, 21313525), (5, 4262705), (23, 926675), (25, 852541), (101, 211025), (115, 185335), (367, 58075), (505, 42205), (575, 37067), (1835, 11615), (2323, 9175), (2525, 8441)]