21182994

素因数分解:

$2^1\times 3^2\times 7^3\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:149

約数の個数: 96

約数和(自身を含む): 55411200

約数和(自身を除く): 34228206

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 47, 49, 63, 73, 94, 98, 126, 141, 146, 147, 219, 282, 294, 329, 343, 423, 438, 441, 511, 657, 658, 686, 846, 882, 987, 1022, 1029, 1314, 1533, 1974, 2058, 2303, 2961, 3066, 3087, 3431, 3577, 4599, 4606, 5922, 6174, 6862, 6909, 7154, 9198, 10293, 10731, 13818, 16121, 20586, 20727, 21462, 24017, 25039, 30879, 32193, 32242, 41454, 48034, 48363, 50078, 61758, 64386, 72051, 75117, 96726, 144102, 145089, 150234, 168119, 216153, 225351, 290178, 336238, 432306, 450702, 504357, 1008714, 1176833, 1513071, 2353666, 3026142, 3530499, 7060998, 10591497, 21182994]

約数ペア:

[(1, 21182994), (2, 10591497), (3, 7060998), (6, 3530499), (7, 3026142), (9, 2353666), (14, 1513071), (18, 1176833), (21, 1008714), (42, 504357), (47, 450702), (49, 432306), (63, 336238), (73, 290178), (94, 225351), (98, 216153), (126, 168119), (141, 150234), (146, 145089), (147, 144102), (219, 96726), (282, 75117), (294, 72051), (329, 64386), (343, 61758), (423, 50078), (438, 48363), (441, 48034), (511, 41454), (657, 32242), (658, 32193), (686, 30879), (846, 25039), (882, 24017), (987, 21462), (1022, 20727), (1029, 20586), (1314, 16121), (1533, 13818), (1974, 10731), (2058, 10293), (2303, 9198), (2961, 7154), (3066, 6909), (3087, 6862), (3431, 6174), (3577, 5922), (4599, 4606)]