21787258948

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1301}}^1\times {\mathrm{3539}}^1$

素因数の和:4877

約数の個数: 72

約数和(自身を含む): 47233851840

約数和(自身を除く): 25446592892

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 169, 182, 338, 364, 676, 1183, 1301, 2366, 2602, 3539, 4732, 5204, 7078, 9107, 14156, 16913, 18214, 24773, 33826, 36428, 46007, 49546, 67652, 92014, 99092, 118391, 184028, 219869, 236782, 322049, 439738, 473564, 598091, 644098, 879476, 1196182, 1288196, 1539083, 2392364, 3078166, 4186637, 4604239, 6156332, 8373274, 9208478, 16746548, 18416956, 32229673, 59855107, 64459346, 119710214, 128918692, 239420428, 418985749, 778116391, 837971498, 1556232782, 1675942996, 3112465564, 5446814737, 10893629474, 21787258948]

約数ペア:

[(1, 21787258948), (2, 10893629474), (4, 5446814737), (7, 3112465564), (13, 1675942996), (14, 1556232782), (26, 837971498), (28, 778116391), (52, 418985749), (91, 239420428), (169, 128918692), (182, 119710214), (338, 64459346), (364, 59855107), (676, 32229673), (1183, 18416956), (1301, 16746548), (2366, 9208478), (2602, 8373274), (3539, 6156332), (4732, 4604239), (5204, 4186637), (7078, 3078166), (9107, 2392364), (14156, 1539083), (16913, 1288196), (18214, 1196182), (24773, 879476), (33826, 644098), (36428, 598091), (46007, 473564), (49546, 439738), (67652, 322049), (92014, 236782), (99092, 219869), (118391, 184028)]