21909479927

素因数分解:

${\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{150791}}^1$

素因数の和:150974

約数の個数: 16

約数和(自身を含む): 23354664960

約数和(自身を除く): 1445185033

約数列:

[1, 31, 43, 109, 1333, 3379, 4687, 145297, 150791, 4674521, 6484013, 16436219, 201004403, 509522789, 706757417, 21909479927]

約数ペア:

[(1, 21909479927), (31, 706757417), (43, 509522789), (109, 201004403), (1333, 16436219), (3379, 6484013), (4687, 4674521), (145297, 150791)]