21572964

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{85607}}^1$

素因数の和:85624

約数の個数: 36

約数和(自身を含む): 62322624

約数和(自身を除く): 40749660

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 85607, 171214, 256821, 342428, 513642, 599249, 770463, 1027284, 1198498, 1540926, 1797747, 2396996, 3081852, 3595494, 5393241, 7190988, 10786482, 21572964]

約数ペア:

[(1, 21572964), (2, 10786482), (3, 7190988), (4, 5393241), (6, 3595494), (7, 3081852), (9, 2396996), (12, 1797747), (14, 1540926), (18, 1198498), (21, 1027284), (28, 770463), (36, 599249), (42, 513642), (63, 342428), (84, 256821), (126, 171214), (252, 85607)]