21116704

素因数分解:

$2^5\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3041}}^1$

素因数の和:3089

約数の個数: 48

約数和(自身を含む): 49061376

約数和(自身を除く): 27944672

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 112, 124, 217, 224, 248, 434, 496, 868, 992, 1736, 3041, 3472, 6082, 6944, 12164, 21287, 24328, 42574, 48656, 85148, 94271, 97312, 170296, 188542, 340592, 377084, 659897, 681184, 754168, 1319794, 1508336, 2639588, 3016672, 5279176, 10558352, 21116704]

約数ペア:

[(1, 21116704), (2, 10558352), (4, 5279176), (7, 3016672), (8, 2639588), (14, 1508336), (16, 1319794), (28, 754168), (31, 681184), (32, 659897), (56, 377084), (62, 340592), (112, 188542), (124, 170296), (217, 97312), (224, 94271), (248, 85148), (434, 48656), (496, 42574), (868, 24328), (992, 21287), (1736, 12164), (3041, 6944), (3472, 6082)]