21850626

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{5051}}^1$

素因数の和:5166

約数の個数: 32

約数和(自身を含む): 50439168

約数和(自身を除く): 28588542

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 103, 206, 309, 618, 721, 1442, 2163, 4326, 5051, 10102, 15153, 30306, 35357, 70714, 106071, 212142, 520253, 1040506, 1560759, 3121518, 3641771, 7283542, 10925313, 21850626]

約数ペア:

[(1, 21850626), (2, 10925313), (3, 7283542), (6, 3641771), (7, 3121518), (14, 1560759), (21, 1040506), (42, 520253), (103, 212142), (206, 106071), (309, 70714), (618, 35357), (721, 30306), (1442, 15153), (2163, 10102), (4326, 5051)]