21780453622

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{6091}}^1\times {\mathrm{20089}}^1$

素因数の和:26271

約数の個数: 16

約数和(自身を含む): 33044835600

約数和(自身を除く): 11264381978

約数列:

[1, 2, 89, 178, 6091, 12182, 20089, 40178, 542099, 1084198, 1787921, 3575842, 122362099, 244724198, 10890226811, 21780453622]

約数ペア:

[(1, 21780453622), (2, 10890226811), (89, 244724198), (178, 122362099), (6091, 3575842), (12182, 1787921), (20089, 1084198), (40178, 542099)]