21142496

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{21313}}^1$

素因数の和:21354

約数の個数: 24

約数和(自身を含む): 42969024

約数和(自身を除く): 21826528

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 496, 992, 21313, 42626, 85252, 170504, 341008, 660703, 682016, 1321406, 2642812, 5285624, 10571248, 21142496]

約数ペア:

[(1, 21142496), (2, 10571248), (4, 5285624), (8, 2642812), (16, 1321406), (31, 682016), (32, 660703), (62, 341008), (124, 170504), (248, 85252), (496, 42626), (992, 21313)]