21884328

素因数分解:

$2^3\times 3^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{223}}^1$

素因数の和:311

約数の個数: 96

約数和(自身を含む): 62899200

約数和(自身を除く): 41014872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 29, 36, 47, 58, 72, 87, 94, 116, 141, 174, 188, 223, 232, 261, 282, 348, 376, 423, 446, 522, 564, 669, 696, 846, 892, 1044, 1128, 1338, 1363, 1692, 1784, 2007, 2088, 2676, 2726, 3384, 4014, 4089, 5352, 5452, 6467, 8028, 8178, 10481, 10904, 12267, 12934, 16056, 16356, 19401, 20962, 24534, 25868, 31443, 32712, 38802, 41924, 49068, 51736, 58203, 62886, 77604, 83848, 94329, 98136, 116406, 125772, 155208, 188658, 232812, 251544, 303949, 377316, 465624, 607898, 754632, 911847, 1215796, 1823694, 2431592, 2735541, 3647388, 5471082, 7294776, 10942164, 21884328]

約数ペア:

[(1, 21884328), (2, 10942164), (3, 7294776), (4, 5471082), (6, 3647388), (8, 2735541), (9, 2431592), (12, 1823694), (18, 1215796), (24, 911847), (29, 754632), (36, 607898), (47, 465624), (58, 377316), (72, 303949), (87, 251544), (94, 232812), (116, 188658), (141, 155208), (174, 125772), (188, 116406), (223, 98136), (232, 94329), (261, 83848), (282, 77604), (348, 62886), (376, 58203), (423, 51736), (446, 49068), (522, 41924), (564, 38802), (669, 32712), (696, 31443), (846, 25868), (892, 24534), (1044, 20962), (1128, 19401), (1338, 16356), (1363, 16056), (1692, 12934), (1784, 12267), (2007, 10904), (2088, 10481), (2676, 8178), (2726, 8028), (3384, 6467), (4014, 5452), (4089, 5352)]