21998286

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{23059}}^1$

素因数の和:23120

約数の個数: 24

約数和(自身を含む): 48564360

約数和(自身を除く): 26566074

約数列:

[1, 2, 3, 6, 9, 18, 53, 106, 159, 318, 477, 954, 23059, 46118, 69177, 138354, 207531, 415062, 1222127, 2444254, 3666381, 7332762, 10999143, 21998286]

約数ペア:

[(1, 21998286), (2, 10999143), (3, 7332762), (6, 3666381), (9, 2444254), (18, 1222127), (53, 415062), (106, 207531), (159, 138354), (318, 69177), (477, 46118), (954, 23059)]