21560982664

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1129}}^1\times {\mathrm{3907}}^1$

素因数の和:5102

約数の個数: 64

約数和(自身を含む): 44513683200

約数和(自身を除く): 22952700536

約数列:

[1, 2, 4, 8, 13, 26, 47, 52, 94, 104, 188, 376, 611, 1129, 1222, 2258, 2444, 3907, 4516, 4888, 7814, 9032, 14677, 15628, 29354, 31256, 50791, 53063, 58708, 101582, 106126, 117416, 183629, 203164, 212252, 367258, 406328, 424504, 689819, 734516, 1379638, 1469032, 2387177, 2759276, 4411003, 4774354, 5518552, 8822006, 9548708, 17644012, 19097416, 35288024, 57343039, 114686078, 207317141, 229372156, 414634282, 458744312, 829268564, 1658537128, 2695122833, 5390245666, 10780491332, 21560982664]

約数ペア:

[(1, 21560982664), (2, 10780491332), (4, 5390245666), (8, 2695122833), (13, 1658537128), (26, 829268564), (47, 458744312), (52, 414634282), (94, 229372156), (104, 207317141), (188, 114686078), (376, 57343039), (611, 35288024), (1129, 19097416), (1222, 17644012), (2258, 9548708), (2444, 8822006), (3907, 5518552), (4516, 4774354), (4888, 4411003), (7814, 2759276), (9032, 2387177), (14677, 1469032), (15628, 1379638), (29354, 734516), (31256, 689819), (50791, 424504), (53063, 406328), (58708, 367258), (101582, 212252), (106126, 203164), (117416, 183629)]