21520448

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{10847}}^1$

素因数の和:10890

約数の個数: 28

約数和(自身を含む): 44086272

約数和(自身を除く): 22565824

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 496, 992, 1984, 10847, 21694, 43388, 86776, 173552, 336257, 347104, 672514, 694208, 1345028, 2690056, 5380112, 10760224, 21520448]

約数ペア:

[(1, 21520448), (2, 10760224), (4, 5380112), (8, 2690056), (16, 1345028), (31, 694208), (32, 672514), (62, 347104), (64, 336257), (124, 173552), (248, 86776), (496, 43388), (992, 21694), (1984, 10847)]