21759634

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{19463}}^1$

素因数の和:19521

約数の個数: 16

約数和(自身を含む): 35969472

約数和(自身を除く): 14209838

約数列:

[1, 2, 13, 26, 43, 86, 559, 1118, 19463, 38926, 253019, 506038, 836909, 1673818, 10879817, 21759634]

約数ペア:

[(1, 21759634), (2, 10879817), (13, 1673818), (26, 836909), (43, 506038), (86, 253019), (559, 38926), (1118, 19463)]