21747042

素因数分解:

$2^1\times 3^5\times {\mathrm{29}}^1\times {\mathrm{1543}}^1$

素因数の和:1589

約数の個数: 48

約数和(自身を含む): 50581440

約数和(自身を除く): 28834398

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 54, 58, 81, 87, 162, 174, 243, 261, 486, 522, 783, 1543, 1566, 2349, 3086, 4629, 4698, 7047, 9258, 13887, 14094, 27774, 41661, 44747, 83322, 89494, 124983, 134241, 249966, 268482, 374949, 402723, 749898, 805446, 1208169, 2416338, 3624507, 7249014, 10873521, 21747042]

約数ペア:

[(1, 21747042), (2, 10873521), (3, 7249014), (6, 3624507), (9, 2416338), (18, 1208169), (27, 805446), (29, 749898), (54, 402723), (58, 374949), (81, 268482), (87, 249966), (162, 134241), (174, 124983), (243, 89494), (261, 83322), (486, 44747), (522, 41661), (783, 27774), (1543, 14094), (1566, 13887), (2349, 9258), (3086, 7047), (4629, 4698)]