21443184

素因数分解:

$2^4\times 3^3\times 7^2\times {\mathrm{1013}}^1$

素因数の和:1044

約数の個数: 120

約数和(自身を含む): 71669520

約数和(自身を除く): 50226336

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 49, 54, 56, 63, 72, 84, 98, 108, 112, 126, 144, 147, 168, 189, 196, 216, 252, 294, 336, 378, 392, 432, 441, 504, 588, 756, 784, 882, 1008, 1013, 1176, 1323, 1512, 1764, 2026, 2352, 2646, 3024, 3039, 3528, 4052, 5292, 6078, 7056, 7091, 8104, 9117, 10584, 12156, 14182, 16208, 18234, 21168, 21273, 24312, 27351, 28364, 36468, 42546, 48624, 49637, 54702, 56728, 63819, 72936, 85092, 99274, 109404, 113456, 127638, 145872, 148911, 170184, 191457, 198548, 218808, 255276, 297822, 340368, 382914, 397096, 437616, 446733, 510552, 595644, 765828, 794192, 893466, 1021104, 1191288, 1340199, 1531656, 1786932, 2382576, 2680398, 3063312, 3573864, 5360796, 7147728, 10721592, 21443184]

約数ペア:

[(1, 21443184), (2, 10721592), (3, 7147728), (4, 5360796), (6, 3573864), (7, 3063312), (8, 2680398), (9, 2382576), (12, 1786932), (14, 1531656), (16, 1340199), (18, 1191288), (21, 1021104), (24, 893466), (27, 794192), (28, 765828), (36, 595644), (42, 510552), (48, 446733), (49, 437616), (54, 397096), (56, 382914), (63, 340368), (72, 297822), (84, 255276), (98, 218808), (108, 198548), (112, 191457), (126, 170184), (144, 148911), (147, 145872), (168, 127638), (189, 113456), (196, 109404), (216, 99274), (252, 85092), (294, 72936), (336, 63819), (378, 56728), (392, 54702), (432, 49637), (441, 48624), (504, 42546), (588, 36468), (756, 28364), (784, 27351), (882, 24312), (1008, 21273), (1013, 21168), (1176, 18234), (1323, 16208), (1512, 14182), (1764, 12156), (2026, 10584), (2352, 9117), (2646, 8104), (3024, 7091), (3039, 7056), (3528, 6078), (4052, 5292)]