21651012

素因数分解:

$2^2\times 3^2\times {\mathrm{103}}^1\times {\mathrm{5839}}^1$

素因数の和:5952

約数の個数: 36

約数和(自身を含む): 55269760

約数和(自身を除く): 33618748

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 103, 206, 309, 412, 618, 927, 1236, 1854, 3708, 5839, 11678, 17517, 23356, 35034, 52551, 70068, 105102, 210204, 601417, 1202834, 1804251, 2405668, 3608502, 5412753, 7217004, 10825506, 21651012]

約数ペア:

[(1, 21651012), (2, 10825506), (3, 7217004), (4, 5412753), (6, 3608502), (9, 2405668), (12, 1804251), (18, 1202834), (36, 601417), (103, 210204), (206, 105102), (309, 70068), (412, 52551), (618, 35034), (927, 23356), (1236, 17517), (1854, 11678), (3708, 5839)]