21004206

素因数分解:

$2^1\times 3^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1\times {\mathrm{353}}^1$

素因数の和:616

約数の個数: 32

約数和(自身を含む): 43227648

約数和(自身を除く): 22223442

約数列:

[1, 2, 3, 6, 47, 94, 141, 211, 282, 353, 422, 633, 706, 1059, 1266, 2118, 9917, 16591, 19834, 29751, 33182, 49773, 59502, 74483, 99546, 148966, 223449, 446898, 3500701, 7001402, 10502103, 21004206]

約数ペア:

[(1, 21004206), (2, 10502103), (3, 7001402), (6, 3500701), (47, 446898), (94, 223449), (141, 148966), (211, 99546), (282, 74483), (353, 59502), (422, 49773), (633, 33182), (706, 29751), (1059, 19834), (1266, 16591), (2118, 9917)]