2021314239

素因数分解:

$3^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{2591}}^1$

素因数の和:2701

約数の個数: 72

約数和(自身を含む): 3572449920

約数和(自身を除く): 1551135681

約数列:

[1, 3, 7, 9, 21, 29, 49, 61, 63, 87, 147, 183, 203, 261, 427, 441, 549, 609, 1281, 1421, 1769, 1827, 2591, 2989, 3843, 4263, 5307, 7773, 8967, 12383, 12789, 15921, 18137, 23319, 26901, 37149, 54411, 75139, 86681, 111447, 126959, 158051, 163233, 225417, 260043, 380877, 474153, 525973, 676251, 780129, 1106357, 1142631, 1422459, 1577919, 3319071, 3681811, 4583479, 4733757, 7744499, 9957213, 11045433, 13750437, 23233497, 32084353, 33136299, 41251311, 69700491, 96253059, 224590471, 288759177, 673771413, 2021314239]

約数ペア:

[(1, 2021314239), (3, 673771413), (7, 288759177), (9, 224590471), (21, 96253059), (29, 69700491), (49, 41251311), (61, 33136299), (63, 32084353), (87, 23233497), (147, 13750437), (183, 11045433), (203, 9957213), (261, 7744499), (427, 4733757), (441, 4583479), (549, 3681811), (609, 3319071), (1281, 1577919), (1421, 1422459), (1769, 1142631), (1827, 1106357), (2591, 780129), (2989, 676251), (3843, 525973), (4263, 474153), (5307, 380877), (7773, 260043), (8967, 225417), (12383, 163233), (12789, 158051), (15921, 126959), (18137, 111447), (23319, 86681), (26901, 75139), (37149, 54411)]