21856554027

素因数分解:

$3^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1501859}}^1$

素因数の和:1501893

約数の個数: 48

約数和(自身を含む): 41090889600

約数和(自身を除く): 19234335573

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 49, 63, 77, 99, 147, 189, 231, 297, 441, 539, 693, 1323, 1617, 2079, 4851, 14553, 1501859, 4505577, 10513013, 13516731, 16520449, 31539039, 40550193, 49561347, 73591091, 94617117, 115643143, 148684041, 220773273, 283851351, 346929429, 446052123, 662319819, 809502001, 1040788287, 1986959457, 2428506003, 3122364861, 7285518009, 21856554027]

約数ペア:

[(1, 21856554027), (3, 7285518009), (7, 3122364861), (9, 2428506003), (11, 1986959457), (21, 1040788287), (27, 809502001), (33, 662319819), (49, 446052123), (63, 346929429), (77, 283851351), (99, 220773273), (147, 148684041), (189, 115643143), (231, 94617117), (297, 73591091), (441, 49561347), (539, 40550193), (693, 31539039), (1323, 16520449), (1617, 13516731), (2079, 10513013), (4851, 4505577), (14553, 1501859)]