21979104

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{32707}}^1$

素因数の和:32727

約数の個数: 48

約数和(自身を含む): 65939328

約数和(自身を除く): 43960224

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 32707, 65414, 98121, 130828, 196242, 228949, 261656, 392484, 457898, 523312, 686847, 784968, 915796, 1046624, 1373694, 1569936, 1831592, 2747388, 3139872, 3663184, 5494776, 7326368, 10989552, 21979104]

約数ペア:

[(1, 21979104), (2, 10989552), (3, 7326368), (4, 5494776), (6, 3663184), (7, 3139872), (8, 2747388), (12, 1831592), (14, 1569936), (16, 1373694), (21, 1046624), (24, 915796), (28, 784968), (32, 686847), (42, 523312), (48, 457898), (56, 392484), (84, 261656), (96, 228949), (112, 196242), (168, 130828), (224, 98121), (336, 65414), (672, 32707)]