21337038

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{701}}^1$

素因数の和:817

約数の個数: 48

約数和(自身を含む): 49280400

約数和(自身を除く): 27943362

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 89, 114, 171, 178, 267, 342, 534, 701, 801, 1402, 1602, 1691, 2103, 3382, 4206, 5073, 6309, 10146, 12618, 13319, 15219, 26638, 30438, 39957, 62389, 79914, 119871, 124778, 187167, 239742, 374334, 561501, 1123002, 1185391, 2370782, 3556173, 7112346, 10668519, 21337038]

約数ペア:

[(1, 21337038), (2, 10668519), (3, 7112346), (6, 3556173), (9, 2370782), (18, 1185391), (19, 1123002), (38, 561501), (57, 374334), (89, 239742), (114, 187167), (171, 124778), (178, 119871), (267, 79914), (342, 62389), (534, 39957), (701, 30438), (801, 26638), (1402, 15219), (1602, 13319), (1691, 12618), (2103, 10146), (3382, 6309), (4206, 5073)]