21939554

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1013}}^1$

素因数の和:1059

約数の個数: 48

約数和(自身を含む): 43695288

約数和(自身を除く): 21755734

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 49, 91, 98, 119, 182, 221, 238, 442, 637, 833, 1013, 1274, 1547, 1666, 2026, 3094, 7091, 10829, 13169, 14182, 17221, 21658, 26338, 34442, 49637, 92183, 99274, 120547, 184366, 223873, 241094, 447746, 645281, 843829, 1290562, 1567111, 1687658, 3134222, 10969777, 21939554]

約数ペア:

[(1, 21939554), (2, 10969777), (7, 3134222), (13, 1687658), (14, 1567111), (17, 1290562), (26, 843829), (34, 645281), (49, 447746), (91, 241094), (98, 223873), (119, 184366), (182, 120547), (221, 99274), (238, 92183), (442, 49637), (637, 34442), (833, 26338), (1013, 21658), (1274, 17221), (1547, 14182), (1666, 13169), (2026, 10829), (3094, 7091)]