21444948

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{12157}}^1$

素因数の和:12181

約数の個数: 54

約数和(自身を含む): 63063546

約数和(自身を除く): 41618598

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 441, 588, 882, 1764, 12157, 24314, 36471, 48628, 72942, 85099, 109413, 145884, 170198, 218826, 255297, 340396, 437652, 510594, 595693, 765891, 1021188, 1191386, 1531782, 1787079, 2382772, 3063564, 3574158, 5361237, 7148316, 10722474, 21444948]

約数ペア:

[(1, 21444948), (2, 10722474), (3, 7148316), (4, 5361237), (6, 3574158), (7, 3063564), (9, 2382772), (12, 1787079), (14, 1531782), (18, 1191386), (21, 1021188), (28, 765891), (36, 595693), (42, 510594), (49, 437652), (63, 340396), (84, 255297), (98, 218826), (126, 170198), (147, 145884), (196, 109413), (252, 85099), (294, 72942), (441, 48628), (588, 36471), (882, 24314), (1764, 12157)]