21563262

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{3229}}^1$

素因数の和:3297

約数の個数: 48

約数和(自身を含む): 54419040

約数和(自身を除く): 32855778

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 53, 63, 106, 126, 159, 318, 371, 477, 742, 954, 1113, 2226, 3229, 3339, 6458, 6678, 9687, 19374, 22603, 29061, 45206, 58122, 67809, 135618, 171137, 203427, 342274, 406854, 513411, 1026822, 1197959, 1540233, 2395918, 3080466, 3593877, 7187754, 10781631, 21563262]

約数ペア:

[(1, 21563262), (2, 10781631), (3, 7187754), (6, 3593877), (7, 3080466), (9, 2395918), (14, 1540233), (18, 1197959), (21, 1026822), (42, 513411), (53, 406854), (63, 342274), (106, 203427), (126, 171137), (159, 135618), (318, 67809), (371, 58122), (477, 45206), (742, 29061), (954, 22603), (1113, 19374), (2226, 9687), (3229, 6678), (3339, 6458)]