21285592

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{85829}}^1$

素因数の和:85866

約数の個数: 16

約数和(自身を含む): 41198400

約数和(自身を除く): 19912808

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 85829, 171658, 343316, 686632, 2660699, 5321398, 10642796, 21285592]

約数ペア:

[(1, 21285592), (2, 10642796), (4, 5321398), (8, 2660699), (31, 686632), (62, 343316), (124, 171658), (248, 85829)]