21256682220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1237}}^1\times {\mathrm{95467}}^1$

素因数の和:96719

約数の個数: 72

約数和(自身を含む): 64531403664

約数和(自身を除く): 43274721444

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1237, 2474, 3711, 4948, 6185, 7422, 11133, 12370, 14844, 18555, 22266, 24740, 37110, 44532, 55665, 74220, 95467, 111330, 190934, 222660, 286401, 381868, 477335, 572802, 859203, 954670, 1145604, 1432005, 1718406, 1909340, 2864010, 3436812, 4296015, 5728020, 8592030, 17184060, 118092679, 236185358, 354278037, 472370716, 590463395, 708556074, 1062834111, 1180926790, 1417112148, 1771390185, 2125668222, 2361853580, 3542780370, 4251336444, 5314170555, 7085560740, 10628341110, 21256682220]

約数ペア:

[(1, 21256682220), (2, 10628341110), (3, 7085560740), (4, 5314170555), (5, 4251336444), (6, 3542780370), (9, 2361853580), (10, 2125668222), (12, 1771390185), (15, 1417112148), (18, 1180926790), (20, 1062834111), (30, 708556074), (36, 590463395), (45, 472370716), (60, 354278037), (90, 236185358), (180, 118092679), (1237, 17184060), (2474, 8592030), (3711, 5728020), (4948, 4296015), (6185, 3436812), (7422, 2864010), (11133, 1909340), (12370, 1718406), (14844, 1432005), (18555, 1145604), (22266, 954670), (24740, 859203), (37110, 572802), (44532, 477335), (55665, 381868), (74220, 286401), (95467, 222660), (111330, 190934)]