21927254690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{349}}^1\times {\mathrm{13931}}^1$

素因数の和:14339

約数の個数: 64

約数和(自身を含む): 44236886400

約数和(自身を除く): 22309631710

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 110, 205, 349, 410, 451, 698, 902, 1745, 2255, 3490, 3839, 4510, 7678, 13931, 14309, 19195, 27862, 28618, 38390, 69655, 71545, 139310, 143090, 153241, 157399, 306482, 314798, 571171, 766205, 786995, 1142342, 1532410, 1573990, 2855855, 4861919, 5711710, 6282881, 9723838, 12565762, 24309595, 31414405, 48619190, 53481109, 62828810, 106962218, 199338679, 267405545, 398677358, 534811090, 996693395, 1993386790, 2192725469, 4385450938, 10963627345, 21927254690]

約数ペア:

[(1, 21927254690), (2, 10963627345), (5, 4385450938), (10, 2192725469), (11, 1993386790), (22, 996693395), (41, 534811090), (55, 398677358), (82, 267405545), (110, 199338679), (205, 106962218), (349, 62828810), (410, 53481109), (451, 48619190), (698, 31414405), (902, 24309595), (1745, 12565762), (2255, 9723838), (3490, 6282881), (3839, 5711710), (4510, 4861919), (7678, 2855855), (13931, 1573990), (14309, 1532410), (19195, 1142342), (27862, 786995), (28618, 766205), (38390, 571171), (69655, 314798), (71545, 306482), (139310, 157399), (143090, 153241)]