21241764

素因数分解:

$2^2\times 3^4\times {\mathrm{53}}^1\times {\mathrm{1237}}^1$

素因数の和:1306

約数の個数: 60

約数和(自身を含む): 56623644

約数和(自身を除く): 35381880

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 53, 54, 81, 106, 108, 159, 162, 212, 318, 324, 477, 636, 954, 1237, 1431, 1908, 2474, 2862, 3711, 4293, 4948, 5724, 7422, 8586, 11133, 14844, 17172, 22266, 33399, 44532, 65561, 66798, 100197, 131122, 133596, 196683, 200394, 262244, 393366, 400788, 590049, 786732, 1180098, 1770147, 2360196, 3540294, 5310441, 7080588, 10620882, 21241764]

約数ペア:

[(1, 21241764), (2, 10620882), (3, 7080588), (4, 5310441), (6, 3540294), (9, 2360196), (12, 1770147), (18, 1180098), (27, 786732), (36, 590049), (53, 400788), (54, 393366), (81, 262244), (106, 200394), (108, 196683), (159, 133596), (162, 131122), (212, 100197), (318, 66798), (324, 65561), (477, 44532), (636, 33399), (954, 22266), (1237, 17172), (1431, 14844), (1908, 11133), (2474, 8586), (2862, 7422), (3711, 5724), (4293, 4948)]