21787756864

素因数分解:

$2^6\times {\mathrm{41}}^1\times {\mathrm{8303261}}^1$

素因数の和:8303314

約数の個数: 28

約数和(自身を含む): 44289599508

約数和(自身を除く): 22501842644

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 164, 328, 656, 1312, 2624, 8303261, 16606522, 33213044, 66426088, 132852176, 265704352, 340433701, 531408704, 680867402, 1361734804, 2723469608, 5446939216, 10893878432, 21787756864]

約数ペア:

[(1, 21787756864), (2, 10893878432), (4, 5446939216), (8, 2723469608), (16, 1361734804), (32, 680867402), (41, 531408704), (64, 340433701), (82, 265704352), (164, 132852176), (328, 66426088), (656, 33213044), (1312, 16606522), (2624, 8303261)]