21121050

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{139}}^1\times {\mathrm{1013}}^1$

素因数の和:1167

約数の個数: 48

約数和(自身を含む): 52809120

約数和(自身を除く): 31688070

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 139, 150, 278, 417, 695, 834, 1013, 1390, 2026, 2085, 3039, 3475, 4170, 5065, 6078, 6950, 10130, 10425, 15195, 20850, 25325, 30390, 50650, 75975, 140807, 151950, 281614, 422421, 704035, 844842, 1408070, 2112105, 3520175, 4224210, 7040350, 10560525, 21121050]

約数ペア:

[(1, 21121050), (2, 10560525), (3, 7040350), (5, 4224210), (6, 3520175), (10, 2112105), (15, 1408070), (25, 844842), (30, 704035), (50, 422421), (75, 281614), (139, 151950), (150, 140807), (278, 75975), (417, 50650), (695, 30390), (834, 25325), (1013, 20850), (1390, 15195), (2026, 10425), (2085, 10130), (3039, 6950), (3475, 6078), (4170, 5065)]