21872396

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{60089}}^1$

素因数の和:60113

約数の個数: 24

約数和(自身を含む): 47110560

約数和(自身を除く): 25238164

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 60089, 120178, 240356, 420623, 781157, 841246, 1562314, 1682492, 3124628, 5468099, 10936198, 21872396]

約数ペア:

[(1, 21872396), (2, 10936198), (4, 5468099), (7, 3124628), (13, 1682492), (14, 1562314), (26, 841246), (28, 781157), (52, 420623), (91, 240356), (182, 120178), (364, 60089)]