21501942

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{4231}}^1$

素因数の和:4265

約数の個数: 48

約数和(自身を含む): 54034176

約数和(自身を除く): 32532234

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 121, 154, 231, 242, 363, 462, 726, 847, 1694, 2541, 4231, 5082, 8462, 12693, 25386, 29617, 46541, 59234, 88851, 93082, 139623, 177702, 279246, 325787, 511951, 651574, 977361, 1023902, 1535853, 1954722, 3071706, 3583657, 7167314, 10750971, 21501942]

約数ペア:

[(1, 21501942), (2, 10750971), (3, 7167314), (6, 3583657), (7, 3071706), (11, 1954722), (14, 1535853), (21, 1023902), (22, 977361), (33, 651574), (42, 511951), (66, 325787), (77, 279246), (121, 177702), (154, 139623), (231, 93082), (242, 88851), (363, 59234), (462, 46541), (726, 29617), (847, 25386), (1694, 12693), (2541, 8462), (4231, 5082)]