21006324

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{353}}^1$

素因数の和:414

約数の個数: 96

約数和(自身を含む): 59472000

約数和(自身を除く): 38465676

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 29, 36, 38, 54, 57, 58, 76, 87, 108, 114, 116, 171, 174, 228, 261, 342, 348, 353, 513, 522, 551, 684, 706, 783, 1026, 1044, 1059, 1102, 1412, 1566, 1653, 2052, 2118, 2204, 3132, 3177, 3306, 4236, 4959, 6354, 6612, 6707, 9531, 9918, 10237, 12708, 13414, 14877, 19062, 19836, 20121, 20474, 26828, 29754, 30711, 38124, 40242, 40948, 59508, 60363, 61422, 80484, 92133, 120726, 122844, 181089, 184266, 194503, 241452, 276399, 362178, 368532, 389006, 552798, 583509, 724356, 778012, 1105596, 1167018, 1750527, 2334036, 3501054, 5251581, 7002108, 10503162, 21006324]

約数ペア:

[(1, 21006324), (2, 10503162), (3, 7002108), (4, 5251581), (6, 3501054), (9, 2334036), (12, 1750527), (18, 1167018), (19, 1105596), (27, 778012), (29, 724356), (36, 583509), (38, 552798), (54, 389006), (57, 368532), (58, 362178), (76, 276399), (87, 241452), (108, 194503), (114, 184266), (116, 181089), (171, 122844), (174, 120726), (228, 92133), (261, 80484), (342, 61422), (348, 60363), (353, 59508), (513, 40948), (522, 40242), (551, 38124), (684, 30711), (706, 29754), (783, 26828), (1026, 20474), (1044, 20121), (1059, 19836), (1102, 19062), (1412, 14877), (1566, 13414), (1653, 12708), (2052, 10237), (2118, 9918), (2204, 9531), (3132, 6707), (3177, 6612), (3306, 6354), (4236, 4959)]