21443432

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{181}}^1\times {\mathrm{251}}^1$

素因数の和:497

約数の個数: 32

約数和(自身を含む): 41277600

約数和(自身を除く): 19834168

約数列:

[1, 2, 4, 8, 59, 118, 181, 236, 251, 362, 472, 502, 724, 1004, 1448, 2008, 10679, 14809, 21358, 29618, 42716, 45431, 59236, 85432, 90862, 118472, 181724, 363448, 2680429, 5360858, 10721716, 21443432]

約数ペア:

[(1, 21443432), (2, 10721716), (4, 5360858), (8, 2680429), (59, 363448), (118, 181724), (181, 118472), (236, 90862), (251, 85432), (362, 59236), (472, 45431), (502, 42716), (724, 29618), (1004, 21358), (1448, 14809), (2008, 10679)]