21870088

素因数分解:

$2^3\times {\mathrm{227}}^1\times {\mathrm{12043}}^1$

素因数の和:12276

約数の個数: 16

約数和(自身を含む): 41190480

約数和(自身を除く): 19320392

約数列:

[1, 2, 4, 8, 227, 454, 908, 1816, 12043, 24086, 48172, 96344, 2733761, 5467522, 10935044, 21870088]

約数ペア:

[(1, 21870088), (2, 10935044), (4, 5467522), (8, 2733761), (227, 96344), (454, 48172), (908, 24086), (1816, 12043)]