21917607

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{367}}^1\times {\mathrm{1171}}^1$

素因数の和:1558

約数の個数: 16

約数和(自身を含む): 31053312

約数和(自身を除く): 9135705

約数列:

[1, 3, 17, 51, 367, 1101, 1171, 3513, 6239, 18717, 19907, 59721, 429757, 1289271, 7305869, 21917607]

約数ペア:

[(1, 21917607), (3, 7305869), (17, 1289271), (51, 429757), (367, 59721), (1101, 19907), (1171, 18717), (3513, 6239)]