21410752

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1789}}^1$

素因数の和:1829

約数の個数: 56

約数和(自身を含む): 49103280

約数和(自身を除く): 27692528

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 32, 34, 44, 64, 68, 88, 136, 176, 187, 272, 352, 374, 544, 704, 748, 1088, 1496, 1789, 2992, 3578, 5984, 7156, 11968, 14312, 19679, 28624, 30413, 39358, 57248, 60826, 78716, 114496, 121652, 157432, 243304, 314864, 334543, 486608, 629728, 669086, 973216, 1259456, 1338172, 1946432, 2676344, 5352688, 10705376, 21410752]

約数ペア:

[(1, 21410752), (2, 10705376), (4, 5352688), (8, 2676344), (11, 1946432), (16, 1338172), (17, 1259456), (22, 973216), (32, 669086), (34, 629728), (44, 486608), (64, 334543), (68, 314864), (88, 243304), (136, 157432), (176, 121652), (187, 114496), (272, 78716), (352, 60826), (374, 57248), (544, 39358), (704, 30413), (748, 28624), (1088, 19679), (1496, 14312), (1789, 11968), (2992, 7156), (3578, 5984)]