21662244

素因数分解:

$2^2\times 3^2\times {\mathrm{89}}^1\times {\mathrm{6761}}^1$

素因数の和:6860

約数の個数: 36

約数和(自身を含む): 55380780

約数和(自身を除く): 33718536

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 89, 178, 267, 356, 534, 801, 1068, 1602, 3204, 6761, 13522, 20283, 27044, 40566, 60849, 81132, 121698, 243396, 601729, 1203458, 1805187, 2406916, 3610374, 5415561, 7220748, 10831122, 21662244]

約数ペア:

[(1, 21662244), (2, 10831122), (3, 7220748), (4, 5415561), (6, 3610374), (9, 2406916), (12, 1805187), (18, 1203458), (36, 601729), (89, 243396), (178, 121698), (267, 81132), (356, 60849), (534, 40566), (801, 27044), (1068, 20283), (1602, 13522), (3204, 6761)]