21374325687

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{15913}}^1$

素因数の和:16072

約数の個数: 64

約数和(自身を含む): 34905894912

約数和(自身を除く): 13531569225

約数列:

[1, 3, 11, 13, 31, 33, 39, 93, 101, 143, 303, 341, 403, 429, 1023, 1111, 1209, 1313, 3131, 3333, 3939, 4433, 9393, 13299, 14443, 15913, 34441, 40703, 43329, 47739, 103323, 122109, 175043, 206869, 447733, 493303, 525129, 620607, 1343199, 1479909, 1607213, 2275559, 4821639, 5426333, 6412939, 6826677, 16278999, 17679343, 19238817, 20893769, 49823603, 53038029, 62681307, 70542329, 149470809, 211626987, 229831459, 548059633, 647706839, 689494377, 1644178899, 1943120517, 7124775229, 21374325687]

約数ペア:

[(1, 21374325687), (3, 7124775229), (11, 1943120517), (13, 1644178899), (31, 689494377), (33, 647706839), (39, 548059633), (93, 229831459), (101, 211626987), (143, 149470809), (303, 70542329), (341, 62681307), (403, 53038029), (429, 49823603), (1023, 20893769), (1111, 19238817), (1209, 17679343), (1313, 16278999), (3131, 6826677), (3333, 6412939), (3939, 5426333), (4433, 4821639), (9393, 2275559), (13299, 1607213), (14443, 1479909), (15913, 1343199), (34441, 620607), (40703, 525129), (43329, 493303), (47739, 447733), (103323, 206869), (122109, 175043)]